Perspective view of Union Arch, Washington Aqueduct, built by General ...
Photograph showing what is now known as the Cabin John Bridge outside of Washington, D.C. No. 302. Published in: Russell's Civil War photographs : 116 historic prints / by Andrew J. Russell ; with a preface by... More
L. A. Aqueduct celebration, Nov. 5th, 1913. at the Cascades
Photograph shows a multitude of men, women, and children gathered along the stretch of aqueduct going into the mountains. Copyright 1913 by S. A. Smythe. No. 36.
Old Roman aqueduct near Smyrna, Turkey, in Asia
Stereograph showing view of aqueduct. J287279 U.S. Copyright Office. No. 24117.
Hurricane Irrigation Canal, State Route 15 Vicinity, Hurricane, Washin...
Significance: When an expanding population created a demand for more farmland, the residents of the narrow Virgin River valley turned to the Hurricane Bench, a broad expanse of fertile land requiring only water... More
Hurricane Irrigation Canal, State Route 15 Vicinity, Hurricane, Washin...
Significance: When an expanding population created a demand for more farmland, the residents of the narrow Virgin River valley turned to the Hurricane Bench, a broad expanse of fertile land requiring only water... More
Hurricane Irrigation Canal, State Route 15 Vicinity, Hurricane, Washin...
Significance: When an expanding population created a demand for more farmland, the residents of the narrow Virgin River valley turned to the Hurricane Bench, a broad expanse of fertile land requiring only water... More
Chesapeake & Ohio Canal, Conococheague Creek Aqueduct, Milepost 99.80,...
Significance: The Conococheague Creek Aqueduct was the fifth of eleven masonry aqueduct constructed along the Chesapeake and Ohio Canal. It was the last and most ornate of the system's five multiple span aqued... More
Chesapeake & Ohio Canal, Conococheague Creek Aqueduct, Milepost 99.80,...
Significance: The Conococheague Creek Aqueduct was the fifth of eleven masonry aqueduct constructed along the Chesapeake and Ohio Canal. It was the last and most ornate of the system's five multiple span aqued... More
Chesapeake & Ohio Canal, Catoctin Creek Aqueduct, 51.5 miles above tid...
Survey number: HABS MD-753 Public domain photograph of a bridge, arch over water, river, free to use, no copyright restrictions image - Picryl description
Whitewater Canal Aqueduct, Spanning Duck Creek, Whitewater Canal (carr...
See HAER No. IN-108 for additional photographs and data pages. Significance: The Whitewater Canal Aqueduct is the only surviving wood aqueduct in the United States. Unprocessed Field note material exists for... More
Chesapeake & Ohio Canal, Monocacy Aqueduct, 42.2 Miles above Tidewater...
Unprocessed Field note material exists for this structure: FN-25 Survey number: HABS MD-19 Building/structure dates: 1833 Initial Construction
Chesapeake & Ohio Canal, Monocacy Aqueduct, 42.2 Miles above Tidewater...
Unprocessed Field note material exists for this structure: FN-25 Survey number: HABS MD-19 Building/structure dates: 1833 Initial Construction
North River Canal System, Pedlar Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
North River Canal System, Pedlar Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
North River Canal System, Pedlar Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
Erie Canal (Enlarged), Upper Mohawk River Aqueduct, Mohawk River, Stat...
See also HAER NY-384. Significance: Remains of one of the two aqueducts built to carry the Enlarged Erie Canal over the Mohawk River. Survey number: HAER NY-12 Building/structure dates: ca. 1842 Initial Const... More
St. Mary River Bridge & Siphon, Spanning St. Mary River, Babb, Glacier...
Significance: The Reclamation Act of 1902 authorized the U.S. Reclamation Service of the Department of the Interior to undertake numerous irrigation projects to make arid land farmable. One of those projects in... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Duck Creek Aqueduct, Spanning Duck Creek at Whitewater Canal, Metamora...
See HABS No. IN-24-20, Whitewater Canal Aqueduct, 4BW, 1H, 4D, 1FN. STORED OFF SITE AND ON SITE. mchr Significance: Covered wood aqueducts were never common, but there were reportedly several such structures on... More
Duck Creek Aqueduct, Spanning Duck Creek at Whitewater Canal, Metamora...
See HABS No. IN-24-20, Whitewater Canal Aqueduct, 4BW, 1H, 4D, 1FN. STORED OFF SITE AND ON SITE. mchr Significance: Covered wood aqueducts were never common, but there were reportedly several such structures on... More
Middlesex Canal, Shawsheen Aqueduct, Wilmington, Middlesex County, MA
Survey number: HABS MA-380-E Public domain photograph of ruins in United States, 20th century, free to use, no copyright restrictions image - Picryl description
North River Canal System, Indian Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
North River Canal System, Indian Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
Chesapeake & Ohio Canal, Evitts Creek Aqueduct, 180.7 miles above tide...
See HABS No. DC-147 for list of other C&O Canal structures. Survey number: HABS MD-824
Chesapeake & Ohio Canal, Conococheague Creek Aqueduct, 99.8 miles abov...
Unprocessed Field note material exists for this structure: FN-128 Survey number: HABS MD-224
Illinois & Michigan Canal, Fox River Aqueduct, Ottawa, La Salle County...
Significance: Part of the original timber frame aqueduct (built 1848) was incorporated into the bridge built by the Illinois Traction system in 1903; reconstruction of the original Fox River aqueduct was carrie... More
Colorado River Aqueduct, From Colorado River to Lake Mathews, Parker D...
Significance: The Colorado River Aqueduct pumps water from the Colorado River through, over, and across mountains and desert in a 242-mile-long march to the coastal plain of Southern California. When completed... More
Colorado River Aqueduct, From Colorado River to Lake Mathews, Parker D...
Significance: The Colorado River Aqueduct pumps water from the Colorado River through, over, and across mountains and desert in a 242-mile-long march to the coastal plain of Southern California. When completed... More
Colorado River Aqueduct, From Colorado River to Lake Mathews, Parker D...
Significance: The Colorado River Aqueduct pumps water from the Colorado River through, over, and across mountains and desert in a 242-mile-long march to the coastal plain of Southern California. When completed... More
Erie Canal (Enlarged), Schoharie Creek Aqueduct, Spanning Schoharie Cr...
These records were prepared as part of the Mohawk-Hudson Area Survey, a pilot study for the Historic American Engineering Record, which was established in 1969 under the aegis of the Historic American Buildings... More
Erie Canal (Enlarged), Schoharie Creek Aqueduct, Spanning Schoharie Cr...
These records were prepared as part of the Mohawk-Hudson Area Survey, a pilot study for the Historic American Engineering Record, which was established in 1969 under the aegis of the Historic American Buildings... More
Zero Milestone and South Portico of the White House, Washington, D.C
No. 57. Stereoscopic Views of Washington, City. Public domain photograph of 19th-century stereoscopic card, Washington DC, free to use, no copyright restrictions image - Picryl description
View of High Bridge, from the New York side
Entered according to Act of Congress in the year 1865, by E. & H. T. Anthony & Co. in the Clerk's Office of the District Court of the U.S. for the So. District of New-York.
From Solomon's Pools to Rachels' Tomb. Following ancient aqueducts, Pi...
Title and date from: photographer's logbook: Matson Registers, v. 2, [1940-1946]. Caption continues from catalog: July 1940. Gift; Episcopal Home; 1978.
Hurricane Irrigation Canal, State Route 15 Vicinity, Hurricane, Washin...
Significance: When an expanding population created a demand for more farmland, the residents of the narrow Virgin River valley turned to the Hurricane Bench, a broad expanse of fertile land requiring only water... More
Middlesex Canal, Lubber Brook Aqueduct, Wilmington, Middlesex County, ...
Survey number: HABS MA-380-G Public domain photograph - historical image of Massachusetts, United States, free to use, no copyright restrictions image - Picryl description
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Chesapeake & Ohio Canal, Conococheague Creek Aqueduct, Milepost 99.80,...
Significance: The Conococheague Creek Aqueduct was the fifth of eleven masonry aqueduct constructed along the Chesapeake and Ohio Canal. It was the last and most ornate of the system's five multiple span aqued... More
Potomac Aqueduct, Spanning Potomac River, Washington, District of Colu...
Significance: The Potomac Aqueduct was an important component in the integrated canal system serving the Potomac River watershed. Built during a major expansion in America's long distance transportation system... More
Chesapeake & Ohio Canal, Catoctin Creek Aqueduct, 51.5 miles above tid...
Survey number: HABS MD-753 Public domain photograph - historical image of Ohio, United States, free to use, no copyright restrictions image - Picryl description
Ohio & Erie Canal, Tinker's Creek Aqueduct, Canal Road, South Tinkers ...
Unprocessed Field note material exists for this structure: FN-16 Survey number: HAER OH-59-F Building/structure dates: 1826 Initial Construction National Register of Historic Places NRIS Number: 66000607
Ohio & Erie Canal, Tinker's Creek Aqueduct, Canal Road, South Tinkers ...
Unprocessed Field note material exists for this structure: FN-16 Survey number: HAER OH-59-F Building/structure dates: 1826 Initial Construction National Register of Historic Places NRIS Number: 66000607
Old Croton Aqueduct, Sing Sing Kill Bridge, Spanning Aqueduct Street &...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The Sing Sing Kill Bridge, as designed, consists of a lo... More
Old Croton Aqueduct, Sing Sing Kill Bridge, Spanning Aqueduct Street &...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The Sing Sing Kill Bridge, as designed, consists of a lo... More
Old Croton Aqueduct, Sing Sing Kill Bridge, Spanning Aqueduct Street &...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The Sing Sing Kill Bridge, as designed, consists of a lo... More
Old Croton Aqueduct, Sing Sing Kill Bridge, Spanning Aqueduct Street &...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The Sing Sing Kill Bridge, as designed, consists of a lo... More
North River Canal System, Pedlar Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
St. Mary River Bridge & Siphon, Spanning St. Mary River, Babb, Glacier...
Significance: The Reclamation Act of 1902 authorized the U.S. Reclamation Service of the Department of the Interior to undertake numerous irrigation projects to make arid land farmable. One of those projects in... More
Wiconisco Canal Aqueduct No. 3, Spanning Powell Creek at State Route 1...
Significance: Originally a component of the Pennsylvania Canal system, this aqueduct was the largest bridge on the state-initiated and privately completed Wiconisco Canal. Hewn from the foot of Peter's Mountain... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Duck Creek Aqueduct, Spanning Duck Creek at Whitewater Canal, Metamora...
See HABS No. IN-24-20, Whitewater Canal Aqueduct, 4BW, 1H, 4D, 1FN. STORED OFF SITE AND ON SITE. mchr Significance: Covered wood aqueducts were never common, but there were reportedly several such structures on... More
Duck Creek Aqueduct, Spanning Duck Creek at Whitewater Canal, Metamora...
See HABS No. IN-24-20, Whitewater Canal Aqueduct, 4BW, 1H, 4D, 1FN. STORED OFF SITE AND ON SITE. mchr Significance: Covered wood aqueducts were never common, but there were reportedly several such structures on... More
Chesapeake & Ohio Canal, Broad Run Aqueduct, 31.9 miles above tidewate...
Significance: The present aqueduct over Broad Run Creek is the only aqueduct with a wooden flume still in existence along the Chesapeake and Ohio Canal. The existing structure was built during the winter month... More
Chesapeake & Ohio Canal, Broad Run Aqueduct, 31.9 miles above tidewate...
Significance: The present aqueduct over Broad Run Creek is the only aqueduct with a wooden flume still in existence along the Chesapeake and Ohio Canal. The existing structure was built during the winter month... More
Middlesex Canal, Shawsheen Aqueduct, Wilmington, Middlesex County, MA
Survey number: HABS MA-380-E Public domain photograph of a canal, water landscape, free to use, no copyright restrictions image - Picryl description
Chesapeake & Ohio Canal, Sideling Creek Aqueduct, Above Lock 56, 136.6...
See also HABS No. DC-147 for list of other C&O Canal structures. Survey number: HABS MD-806
North River Canal System, Indian Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
Old Croton Aqueduct, Jewels Brook Culvert, Spanning Station Road, Irvi...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. In Irvington, the aqueduct not only had to cross Jewels ... More
Colorado River Aqueduct, From Colorado River to Lake Mathews, Parker D...
Significance: The Colorado River Aqueduct pumps water from the Colorado River through, over, and across mountains and desert in a 242-mile-long march to the coastal plain of Southern California. When completed... More
Colorado River Aqueduct, From Colorado River to Lake Mathews, Parker D...
Significance: The Colorado River Aqueduct pumps water from the Colorado River through, over, and across mountains and desert in a 242-mile-long march to the coastal plain of Southern California. When completed... More
Erie Canal (Enlarged), Schoharie Creek Aqueduct, Spanning Schoharie Cr...
These records were prepared as part of the Mohawk-Hudson Area Survey, a pilot study for the Historic American Engineering Record, which was established in 1969 under the aegis of the Historic American Buildings... More
Erie Canal (Enlarged), Schoharie Creek Aqueduct, Spanning Schoharie Cr...
These records were prepared as part of the Mohawk-Hudson Area Survey, a pilot study for the Historic American Engineering Record, which was established in 1969 under the aegis of the Historic American Buildings... More
Erie Canal (Enlarged), Schoharie Creek Aqueduct, Spanning Schoharie Cr...
These records were prepared as part of the Mohawk-Hudson Area Survey, a pilot study for the Historic American Engineering Record, which was established in 1969 under the aegis of the Historic American Buildings... More
Erie Canal (Enlarged), Schoharie Creek Aqueduct, Spanning Schoharie Cr...
These records were prepared as part of the Mohawk-Hudson Area Survey, a pilot study for the Historic American Engineering Record, which was established in 1969 under the aegis of the Historic American Buildings... More
From Solomon's Pools to Rachels' Tomb. Following ancient aqueducts, Pi...
Title and date from: photographer's logbook: Matson Registers, v. 2, [1940-1946]. Caption continues from catalog: July 1940. Gift; Episcopal Home; 1978.
Beauties of the Harlem River High Bridge, from the New York side
No. 1482. Public domain photograph of 19th-century stereoscopic card, New York, free to use, no copyright restrictions image - Picryl description
Distant view of Union Arch, Washington aqueduct, built by General M.C....
Photograph shows the Cabin John Bridge built by Montgomery C. Meigs. No. 252.
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Old Croton Aqueduct, New York, New York County, NY
Significance: The Old Croton Aqueduct was New York City's first municipal water supply project, and is an outstanding example of early 19th century civil engineering. Unprocessed Field note material exists for... More
Chesapeake & Ohio Canal, Conococheague Creek Aqueduct, Milepost 99.80,...
Significance: The Conococheague Creek Aqueduct was the fifth of eleven masonry aqueduct constructed along the Chesapeake and Ohio Canal. It was the last and most ornate of the system's five multiple span aqued... More
Potomac Aqueduct, Spanning Potomac River, Washington, District of Colu...
Significance: The Potomac Aqueduct was an important component in the integrated canal system serving the Potomac River watershed. Built during a major expansion in America's long distance transportation system... More
Old Croton Aqueduct, Sing Sing Kill Bridge, Spanning Aqueduct Street &...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The Sing Sing Kill Bridge, as designed, consists of a lo... More
Old Croton Aqueduct, Mill River Waste Weir, U.S. Route 9 at Sleepy Hol...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The waste weir formed an integral part of the aqueduct s... More
Chesapeake & Ohio Canal, Monocacy Aqueduct, 42.2 Miles above Tidewater...
Unprocessed Field note material exists for this structure: FN-25 Survey number: HABS MD-19 Building/structure dates: 1833 Initial Construction
Chesapeake & Ohio Canal, Monocacy Aqueduct, 42.2 Miles above Tidewater...
Unprocessed Field note material exists for this structure: FN-25 Survey number: HABS MD-19 Building/structure dates: 1833 Initial Construction
Chesapeake & Ohio Canal, Monocacy Aqueduct, 42.2 Miles above Tidewater...
Unprocessed Field note material exists for this structure: FN-25 Survey number: HABS MD-19 Building/structure dates: 1833 Initial Construction
Chesapeake & Ohio Canal, Monocacy Aqueduct, 42.2 Miles above Tidewater...
Unprocessed Field note material exists for this structure: FN-25 Survey number: HABS MD-19 Building/structure dates: 1833 Initial Construction
St. Mary River Bridge & Siphon, Spanning St. Mary River, Babb, Glacier...
Significance: The Reclamation Act of 1902 authorized the U.S. Reclamation Service of the Department of the Interior to undertake numerous irrigation projects to make arid land farmable. One of those projects in... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Chesapeake & Ohio Canal, Broad Run Aqueduct, 31.9 miles above tidewate...
Significance: The present aqueduct over Broad Run Creek is the only aqueduct with a wooden flume still in existence along the Chesapeake and Ohio Canal. The existing structure was built during the winter month... More
Chesapeake & Ohio Canal, Town Creek Aqueduct, 162.3 miles above tidewa...
See also HABS No. DC-147 for list of other C&O Canal structures. Survey number: HABS MD-813
Old Croton Aqueduct, Indian Creek Culvert, Reservoir & Quaker Bridge R...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The culvert at Indian Creek is just one of several stand... More
North River Canal System, Indian Gap Run Aqueduct, West side of Buena ...
Significance: The North River Navigation represents a rare example of stone lock construction in Virginia, exhibiting remarkable similarities to earlier structures of the Potomac Canal at Great Falls, Virginia.... More
Bridge in the Washington Aqueduct, near Union Arch (Andrew J. Russel)
No. 236. The albumen silver print is a photographic printing process that was widely used in the 19th century. It involves coating paper support with a mixture of egg whites and salt, which creates a glossy su... More
Chesapeake & Ohio Canal, Conococheague Creek Aqueduct, 99.8 miles abov...
Unprocessed Field note material exists for this structure: FN-128 Survey number: HABS MD-224
Old Croton Aqueduct, Northern Waste Weir, Snowden Avenue & Van Wick St...
Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The waste weir formed an integral part of the aqueduct s... More
Colorado River Aqueduct, From Colorado River to Lake Mathews, Parker D...
Significance: The Colorado River Aqueduct pumps water from the Colorado River through, over, and across mountains and desert in a 242-mile-long march to the coastal plain of Southern California. When completed... More