9,106 Forts and fortifications Images: LOC's Public Domain Archive Public Domain Search

[James River, Virginia Another Confederate gun emplacement at Howlett ...

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865.

A Confederate redoubt - 19th century Virginia.

Stereograph showing an exterior view of a Confederate redoubt commanding Chesterfield Bridge on the North Anna River which was captured by Union 2nd Corps under General Hancock on May 23, 1864. The gun is in po... More

Bents Fort - Public domain scan / drawing

Drawing shows Bent's Fort on a plateau above the Arkansas River in eastern Colorado, near present-day Prowers. Cultivated trees stand to the right of the fort. William Bent erected a new establishment on the Ar... More

[Charleston, S.C. View, from roof of Orphan Asylum; The Citadel in mid...

Photographs of the Federal Navy, and seaborne expeditions against the Atlantic Coast of the Confederacy, specifically of Charleston, S.C., 1863-1865.

View from the parapet of Fort Moultrie, Charleston Harbor (i.e. Sulliv...

Stereograph showing a cannon inside the battery of Fort Moultrie on Sullivan's Island near Charleston, South Carolina.

Old Fort, [Fort Mackinac], Mackinac Island

Public domain photograph of a lake, water, free to use, no copyright restrictions image - Picryl description

Fort Frederica, Captain John Mackay House (Ruins), Lot No. 6, North Wa...

Significance: One of the more substantial houses built by the original settlers of Fort Frederica about 1740. Unprocessed Field note material exists for this structure: FN-25 Survey number: HABS GA-2148 Nati... More

Fort Sheridan, Post Hospital, Bradley Loop, Lake Forest, Lake County, ...

Significance: The hospital, completed in 1893, was one of the original buildings at Fort Sheridan. It was constructed from standardized plans issued by the Office of Surgeon General in 1888 and is an excellent ... More

Oakland Army Base, Storehouse Type, Ukraine & Maritime Streets, Oaklan...

Significance: The support activities conducted in these facilities were integral to the success of the Installation's World War II mission. Survey number: HAER CA-125-K Building/structure dates: 1943 Initial ... More

Oakland Army Base, Storehouse Type, Ukraine & Maritime Streets, Oaklan...

Significance: The support activities conducted in these facilities were integral to the success of the Installation's World War II mission. Survey number: HAER CA-125-K Building/structure dates: 1943 Initial ... More

Fort Washington, Officer's Quarters, Fort Washington Road, Fort Washin...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Fort Proctor, Lake Borgne, Shell Beach, St. Bernard Parish, LA

2012 Charles E. Peterson Prize, First Place Significance: Fort Proctor (1856-1859) was partially constructed as part of the Third System of Defense (1816-Civil War) and although it was never completed or used a... More

Fort Proctor, Lake Borgne, Shell Beach, St. Bernard Parish, LA

2012 Charles E. Peterson Prize, First Place Significance: Fort Proctor (1856-1859) was partially constructed as part of the Third System of Defense (1816-Civil War) and although it was never completed or used a... More

[Atlanta, Ga. General William T. Sherman, leaning on breach of gun, an...

Photograph of the War in the West. These photographs are of Sherman in Atlanta, September-November, 1864. After three and a half months of incessant maneuvering and much hard fighting, Sherman forced Hood to a... More

Fort Hood, World War II Temporary Buildings, Company Maintenance Shop ...

Field notes for this record with main record TX-3392 Significance: Building 1928 is significant as a relatively unmodified example of an 800 Series Type CMS-1 structure that was used for vehicle maintenance and... More

Ft. Ericson, Newport News - Public domain drawing

Seascape with ship, fort on shore. Title inscribed lower right. Formerly Waud no. B-118. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.882) Forms part of: Morgan collection of Civil War drawings.

Fort Rodman Military Reservation, Bake House, Along southernmost acces...

Significance: Like most Army buildings of this period, the Bake House at Fort Rodman was built according to a standardized plan, in this case Plan No. 49-L. It is atypical, however, in that it is of frame cons... More

Fortin de San Juan de la Cruz, El Canuelo, Isla de Cabras, San Juan, S...

Unprocessed Field note material exists for this structure: FN-8 Unprocessed Field note material exists for this structure: N125 Survey number: HABS PR-52 National Register of Historic Places NRIS Number: 66000930

Fortin de San Juan de la Cruz, El Canuelo, Isla de Cabras, San Juan, S...

Unprocessed Field note material exists for this structure: FN-8 Unprocessed Field note material exists for this structure: N125 Survey number: HABS PR-52 National Register of Historic Places NRIS Number: 66000930

[Unidentified fort] - Public domain scenic drawing

Title devised. Female figure with head cropped on verso. Formerly Waud no. C-16. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.943) Forms part of: Morgan collection of Civil War drawings.

Fort Snelling, Department of the Dakota, Memorial Chapel, Cloverleaf o...

Significance: The Fort Snelling chapel was built as a memorial to Minnesota's soldiers. The construction project was funded from donations solicited from agencies and individuals from across the country. It s... More

Fort Snelling, Department of the Dakota, Memorial Chapel, Cloverleaf o...

Significance: The Fort Snelling chapel was built as a memorial to Minnesota's soldiers. The construction project was funded from donations solicited from agencies and individuals from across the country. It s... More

Castillo de San Marcos, 1 Castillo Drive, Saint Augustine, St. Johns C...

Significance: The star fort and its moat and outworks were built to protect Spanish territory in Florida from attacks by the English. Castillo de San Marcos is the oldest masonry fort in the continental U.S. ... More

Castillo de San Marcos, 1 Castillo Drive, Saint Augustine, St. Johns C...

Significance: The star fort and its moat and outworks were built to protect Spanish territory in Florida from attacks by the English. Castillo de San Marcos is the oldest masonry fort in the continental U.S. ... More

Castillo de San Marcos, 1 Castillo Drive, Saint Augustine, St. Johns C...

Significance: The star fort and its moat and outworks were built to protect Spanish territory in Florida from attacks by the English. Castillo de San Marcos is the oldest masonry fort in the continental U.S. ... More

Castillo de San Marcos, 1 Castillo Drive, Saint Augustine, St. Johns C...

Significance: The star fort and its moat and outworks were built to protect Spanish territory in Florida from attacks by the English. Castillo de San Marcos is the oldest masonry fort in the continental U.S. ... More

Castillo de San Marcos, 1 Castillo Drive, Saint Augustine, St. Johns C...

Significance: The star fort and its moat and outworks were built to protect Spanish territory in Florida from attacks by the English. Castillo de San Marcos is the oldest masonry fort in the continental U.S. ... More

Castillo de San Marcos, 1 Castillo Drive, Saint Augustine, St. Johns C...

Significance: The star fort and its moat and outworks were built to protect Spanish territory in Florida from attacks by the English. Castillo de San Marcos is the oldest masonry fort in the continental U.S. ... More

Castillo de San Marcos, 1 Castillo Drive, Saint Augustine, St. Johns C...

Significance: The star fort and its moat and outworks were built to protect Spanish territory in Florida from attacks by the English. Castillo de San Marcos is the oldest masonry fort in the continental U.S. ... More

Fort Washakie, Building No. 71, Sacajawea Circle, Fort Washakie, Fremo...

Significance: Building No. 71 is a contributing element to the Fort Washakie Historic District, which is enrolled on the National Register of Historic Places. The Fort Washakie Historic District is a small com... More

Oakland Army Base, Vehicle Maintenance Shop, Tobruk Street, between Wa...

Public domain photograph - historical image of California, United States, free to use, no copyright restrictions image - Picryl description

Oakland Army Base, Vehicle Maintenance Shop, Tobruk Street, between Wa...

Public domain photograph - historical image of California, United States, free to use, no copyright restrictions image - Picryl description

[View of fortifications around Dorchester, with the Dorchester steeple...

Published in: The American Revolution in drawings and prints; a checklist of 1765-1790 graphics in the Library of Congress / Compiled by Donald H. Cresswell, with a foreword by Sinclair H. Hitchings. Washingto... More

[View of fortifications around Dorchester, with the Dorchester steeple...

Published in: The American Revolution in drawings and prints; a checklist of 1765-1790 graphics in the Library of Congress / Compiled by Donald H. Cresswell, with a foreword by Sinclair H. Hitchings. Washingto... More

The Demiloon [sic], Ft. Marion - Public domain image. Dry plate negati...

Public domain image of a historic view of Boston Harbor, Massachusetts, free to use, no copyright restrictions - Picryl description

Fort Hamilton, Bomb-Proof Barracks, Rose Island, Newport, Newport Coun...

Unprocessed Field note material exists for this structure: N926 Survey number: HAER RI-58-A Building/structure dates: 1798-1800 Initial Construction National Register of Historic Places NRIS Number: 01001158

[Midnight before Petersburg] - Public domain scenic drawing

Title devised from Harper's Weekly title. Published in: Harper's Weekly, October 8, 1864, pp. 648-9. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.735) Reference print available in the Civil War Drawings file 186... More

Fort Bliss, 7th Cavalry Barracks, U.S. Army Air Defense Artillery Cent...

Significance: This former 7th Cavalry Barrack was part of a large enlisted men's cantonment, most of which were demolished in 1934-1935. This U-shaped, one-story, brick masonry building was designed by War Depa... More

Fortifications of San Juan, Outer Defenses, Puerta de Tierra, San Juan...

Survey number: HABS PR-53 Building/structure dates: ca. 1800 Initial Construction Building/structure dates: ca. 18h1 Subsequent Work Building/structure dates: after 1850 Subsequent Work

Madeline of Fort Reno the sensation of the 19th century, Long Bro's, P...

Includes portrait of Pawnee Bill in upper left corner. C259350 U.S. Copyright Office Captions: "Pawnee Bill, you have just had a dangerous and perilous ride," Gen. Custer; Major Gordon W. Lillie, Pawnee Bill. C... More

Sutter's Fort, L & Twenty-Seventh Streets, Sacramento, Sacramento Coun...

Survey number: HABS CA-1294 National Register of Historic Places NRIS Number: 66000221

Sutter's Fort, L & Twenty-Seventh Streets, Sacramento, Sacramento Coun...

Survey number: HABS CA-1294 National Register of Historic Places NRIS Number: 66000221

Sutter's Fort, L & Twenty-Seventh Streets, Sacramento, Sacramento Coun...

Survey number: HABS CA-1294 National Register of Historic Places NRIS Number: 66000221

[Petersburg, Virginia Chevaux-de-frise in front of Fort Sedgwick]

Photograph from the main eastern theater of war, the siege of Petersburg, June 1864-April 1865.

Fort Myer, First Sergeant's Quarters, Washington Avenue between Johnso...

Significance: Originally part of Fort Whipple, this small vernacular building was moved to this site and remodeled into 1st Sergeant's quarters after the post was renamed Fort Myer. It may have been a part of ... More

Fort Sheridan, Ill., tower above general quarters

Public domain photograph - historical image of Illinois, United States, free to use, no copyright restrictions image - Picryl description

Oakland Army Base, Maritime Street at West Grand Avenue, Oakland, Alam...

Significance: Oakland Army Base served in an important capacity during the Second World War (1941-1945), and is therefore eligible for listing in the National Register of Historic Places under Criterion A, repr... More

Christiansfort, Waterfront, Charlotte Amalie, St. Thomas, VI

Survey number: HABS VI-137

Christiansfort, Waterfront, Charlotte Amalie, St. Thomas, VI

Survey number: HABS VI-137

[Interior view of Fort Wagner, showing quarters of Federal garrison on...

Photograph shows four men standing on the parapet overlooking Charleston harbor, and an American flag waving above the fort in the distance. Gun batteries are in the foreground. Purchase; Robin Stanford; 2015;... More

Fort Mifflin, Hospital, Mud Island, Marine & Penrose Ferry Roads, Phil...

Significance: Built ca. 1819, the hospital was located outside of the fort but shared characteristics with structures inside the fort. In 1837, it was converted to a mess house. Unprocessed Field note material... More

Fort McHenry, Powder Magazine, East Fort Avenue at Whetstone Point, Ba...

Significance: This structure, built about 1800, in its original form played an important part in the bombardment of Fort McHenry, September 13-14, 1814. Unprocessed Field note material exists for this structur... More

[Fort Monroe, Virginia The "Lincoln Gun," a 15-inch Rodman Columbiad]

Photograph of the Federal Navy, and seaborne expeditions against the Atlantic Coast of the Confederacy -- specifically of Fort Monroe, Va.

Fort Rodman Military Reservation, Gas Chamber, East side of main acces...

Significance: The Gas Chamber Building retains its integrity of location, design, setting, materials, and workmanship. It was built specifically for training troops in gas mask use during World War II, a major... More

Fort Rodman Military Reservation, Gas Chamber, East side of main acces...

Significance: The Gas Chamber Building retains its integrity of location, design, setting, materials, and workmanship. It was built specifically for training troops in gas mask use during World War II, a major... More

Oakland Army Base, Vehicle Maintenance Shop, Attu Street & Corregidor ...

Significance: Building 99 was used in support of Oakland Army Base's World War II mission. Survey number: HAER CA-125-H Building/structure dates: 1918 Initial Construction Building/structure dates: 1937 Subs... More

Oakland Army Base, Vehicle Maintenance Shop, Attu Street & Corregidor ...

Significance: Building 99 was used in support of Oakland Army Base's World War II mission. Survey number: HAER CA-125-H Building/structure dates: 1918 Initial Construction Building/structure dates: 1937 Subs... More

[Fort Fisher, N.C. Interior of the "Pulpit"; another view]

Photograph of the Federal Navy, and seaborne expeditions against the Atlantic Coast of the Confederacy, specifically of Fort Fisher, N.C., January 1865.

Charge of Genl. Wards troops through Kellys Ford upon the rifle pits

Signed lower right: A.R. Waud. Title inscribed below image. Published in: Harper's Weekly, December 5, 1863, p. 772. Gift, J.P. Morgan, 1919 (DLC?PP_1919:R1.2.0390). Reference print available in the Civil War D... More

Battery Gregg. Cummings Pt. Charleston SC

Title inscribed below image. Inscribed on verso: 24 Antique folio $384 per ream. Formerly Waud no. B-36. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.801) Forms part of: Morgan collection of Civil War drawings.

Battery Gregg. Cummings Pt. Charleston SC

Title inscribed below image. Inscribed on verso: 24 Antique folio $384 per ream. Formerly Waud no. B-36. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.801) Forms part of: Morgan collection of Civil War drawings.

Fort Frederica, John Callwell House (Ruins), Lot No. 3, North Ward, Sa...

Significance: One of the more substantial houses built by the original settlers of Fort Frederica about 1740. Unprocessed Field note material exists for this structure: FN-24 Survey number: HABS GA-2147 Buil... More

Fort Mifflin, Guard House, Mud Island, Marine & Penrose Ferry Roads, P...

Significance: Built in 1815-16, the guard house displays unusual fenestration and sophisticated detailing. By 1839 it was designated as an arsenal. Unprocessed Field note material exists for this structure: FN... More

Fort Mifflin, Guard House, Mud Island, Marine & Penrose Ferry Roads, P...

Significance: Built in 1815-16, the guard house displays unusual fenestration and sophisticated detailing. By 1839 it was designated as an arsenal. Unprocessed Field note material exists for this structure: FN... More

Fort Gorges, Hog Island Ledge, Portland Harbor, Portland, Cumberland C...

Significance: It is a very prominent and intriguing part of the Casco Bay view from Portland's Fort Allen Park and Eastern Promenade, and so viewed by thousands every year. Architecturally it is an unchanged ex... More

Fort Mackinac, Officers Wood Quarters, Mackinac Island, Mackinac Count...

Unprocessed Field note material exists for this structure: FN-30 Survey number: HABS MI-26 Building/structure dates: 18q1 Initial Construction National Register of Historic Places NRIS Number: 66000395

Fort Ross, Fort Ross, Sonoma County, CA

Survey number: HABS CA-1312 National Register of Historic Places NRIS Number: 66000239

Fort Ross, Fort Ross, Sonoma County, CA

Survey number: HABS CA-1312 National Register of Historic Places NRIS Number: 66000239

Fort Ross, Fort Ross, Sonoma County, CA

Survey number: HABS CA-1312 National Register of Historic Places NRIS Number: 66000239

[Centreville, Virginia Fort on the heights, with Quaker guns]

Photograph from the main eastern theater of war, Confederate winter quarters, 1861-1862.

Fort Tejon, Barracks Number One, Highway 99, Lebec, Kern County, CA

Survey number: HABS CA-39-A Public domain photograph - 1930s California, United States, free to use, no copyright restrictions image - Picryl description

Fort Bowman, Frontage Road, Strasburg, Shenandoah County, Virginia

Significance: Built in 1753 for George Bowman, the gray limestone house is a significant example of the influence of Pennsylvania German building traditions on the architecture of the Shenandoah Valley. Survey... More

Fort McKavett, West of Menard on Farm Road 864, Fort McKavett, Menard ...

Survey number: HABS TX-3111 Building/structure dates: 1853 Initial Construction

Fort McKavett, West of Menard on Farm Road 864, Fort McKavett, Menard ...

Survey number: HABS TX-3111 Building/structure dates: 1853 Initial Construction

Fort McKavett, West of Menard on Farm Road 864, Fort McKavett, Menard ...

Survey number: HABS TX-3111 Building/structure dates: 1853 Initial Construction

James river, 1864 - Public domain scan / drawing

Three landscapes, two identified as 1861 and one as 1864. Title inscribed lower left. Inscribed below upper left image: on the James river 1864. Inscribed below upper right image: Near Powhatan on the James 186... More

Fort Gaines, Officers' Quarters & Barracks, Dauphin Island, Mobile Cou...

Picryl description: Public domain image of a church, crypt, chamber, underground vault architecture, free to use, no copyright restrictions.

Fort Washington, Fort, 13551 Fort Washington Road, Fort Washington For...

Significance: Fort Washington's predecessor, Fort Warburton, was completed in December 1809 to guard the Potomac River entrance to the Capital City. During the War of 1812, on August 27, 1814, it was destroyed... More

Fort Washington, Fort, 13551 Fort Washington Road, Fort Washington For...

Significance: Fort Washington's predecessor, Fort Warburton, was completed in December 1809 to guard the Potomac River entrance to the Capital City. During the War of 1812, on August 27, 1814, it was destroyed... More

Fort Washington, Fort, 13551 Fort Washington Road, Fort Washington For...

Significance: Fort Washington's predecessor, Fort Warburton, was completed in December 1809 to guard the Potomac River entrance to the Capital City. During the War of 1812, on August 27, 1814, it was destroyed... More

Fort Washington, Fort, 13551 Fort Washington Road, Fort Washington For...

Significance: Fort Washington's predecessor, Fort Warburton, was completed in December 1809 to guard the Potomac River entrance to the Capital City. During the War of 1812, on August 27, 1814, it was destroyed... More

Fort Washington, Fort, 13551 Fort Washington Road, Fort Washington For...

Significance: Fort Washington's predecessor, Fort Warburton, was completed in December 1809 to guard the Potomac River entrance to the Capital City. During the War of 1812, on August 27, 1814, it was destroyed... More

Fort Washington, Fort, 13551 Fort Washington Road, Fort Washington For...

Significance: Fort Washington's predecessor, Fort Warburton, was completed in December 1809 to guard the Potomac River entrance to the Capital City. During the War of 1812, on August 27, 1814, it was destroyed... More

Fort Barrancas, San Carlos & Hovey Roads vicinity, Pensacola, Escambia...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Fort Sedgwick near Petersburg, Confederate States of America. (Andrew ...

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 surface to h... More

Fort Union, State Highway No. 161, Watrous, Mora County, NM

Significance: Following the conquest of New Mexico by the U.S. in 1846, traffic along the Santa Fe Trail increased significantly. The need to provide travelers with greater protection from the Indians, along wi... More

Old Fort Dearborn with surroundings in 1856

Print shows a blockhouse at center with a lighthouse to the left, a large tree in the right foreground and a smaller building labeled "Lake House" behind it. There are smokestacks and masts on a side-wheeler la... More

Fort Washakie, Building No. 68, Sacajawea Circle, Fort Washakie, Fremo...

Significance: Building No. 68 is a contributing element to the Fort Washakie Historic District, which is enrolled on the National Register of Historic Places. The Fort Washakie Historic District is a small com... More