colorado

Rocky Mountain Arsenal, Storage Tank, December Seventh Avenue & D Stre...

Survey number: HAER CO-21-V Public domain photograph of a storage tank, free to use, no copyright restrictions image - Picryl description

Iceberg Cañon, Colorado River, looking above / T.H. O'Sullivan, phot.

Originally published: Photographs showing landscapes, geological, and other features of portions of the western territory of the United States, obtained in connection with geographical and geological exploratio... More

Fitzsimons General Hospital, Assembly Hall School, Northeast Corner of...

Survey number: HABS CO-172-AL Building/structure dates: 1919 Initial Construction

Fitzsimons General Hospital, Assembly Hall School, Northeast Corner of...

Survey number: HABS CO-172-AL Building/structure dates: 1919 Initial Construction

Vanadium Corporation of America (VCA) Naturita Mill, Grinding Rod Mill...

Significance: The VCA Naturita Mill Office Building was constructed in 1960-61 as part of an effort to reconstruct the facility as an experimental uranium and vanadium ore concentrating facility. Between 1958 (... More

Lowe-Davenport-Ignee House & Barn, South side, Gunnison Avenue, Saint ...

Significance: A small log cabin of the initial 1880's boom, illustrating the "Anglo-Western" type of plan, i.e., entrance set in gable end. The barn is one of few surviving stable buildings in St. Elmo. The o... More

Fitzsimons General Hospital, Officers' Quarters, West Charlie Kelly Bo...

Survey number: HABS CO-172-CM Building/structure dates: 1921 Initial Construction

Fitzsimons General Hospital, Officers' Quarters, West Charlie Kelly Bo...

Survey number: HABS CO-172-CM Building/structure dates: 1921 Initial Construction

Baxterville Bridge, Spanning Rio Grande River at Masonic Park Drive, S...

Survey number: HAER CO-76 Building/structure dates: 1932 Initial Construction Building/structure dates: 1957 Subsequent Work Building/structure dates: 1933 Building/structure dates: 1912 Subsequent Work B... More

Rocky Mountain Arsenal, West Gas Holder, December Seventh Avenue & D S...

Survey number: HAER CO-21-J Public domain photograph of a storage tank, free to use, no copyright restrictions image - Picryl description

Fitzsimons General Hospital, Office Building, Northwest Corner of West...

Survey number: HABS CO-172-O Building/structure dates: 1919 Initial Construction

High Line Canal, Mouth of South Platte River to confluence with Second...

Significance: The first major irrigation project on the Front Range, it was the largest and most expensive canal ever built in Colorado before the advent of transmontane water diversion. Also called the "Englis... More

High Line Canal, Mouth of South Platte River to confluence with Second...

Significance: The first major irrigation project on the Front Range, it was the largest and most expensive canal ever built in Colorado before the advent of transmontane water diversion. Also called the "Englis... More

Moses B. Stevens Homestead, Barn, Adjacent & southwest of wagon shed, ...

Survey number: HABS CO-94-C Building/structure dates: ca. 1900 Initial Construction

Trinidad Foundry & Machine Company, Pattern Shop, Goddard Avenue, Trin...

Survey number: HAER CO-6-B Building/structure dates: ca. 1890 Initial Construction

Montezuma Valley Irrigation Company System, Concrete Diversion Dam, Do...

Survey number: HAER CO-4-G Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Montezuma Valley Irrigation Company System, Concrete Diversion Dam, Do...

Survey number: HAER CO-4-G Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Windler Farm, Vicinity of East Forty-eighth Avenue & Picadilly Road, A...

Significance: The Windler farm is one of the earliest surviving family-owned farms in Adams County, Colorado and is representative of a rapidly disappearing agricultural lifestyle on Colorado's eastern plains. ... More

Aspen and Aspen Mt. - Public domain albumen print photogrpaph

Picryl description: Public domain photograph of Colorado, mid-19th century albumen print, no copyright restrictions.

Cheese Ranch, 161 Holman Way, Sedalia, Douglas County, CO

Significance: Typical large farmhouse of the period. Also one of the oldest surviving homes in Douglas County. Survey number: HABS CO-48 Building/structure dates: 1879 Initial Construction

Cheese Ranch, 161 Holman Way, Sedalia, Douglas County, CO

Significance: Typical large farmhouse of the period. Also one of the oldest surviving homes in Douglas County. Survey number: HABS CO-48 Building/structure dates: 1879 Initial Construction

Cheese Ranch, 161 Holman Way, Sedalia, Douglas County, CO

Significance: Typical large farmhouse of the period. Also one of the oldest surviving homes in Douglas County. Survey number: HABS CO-48 Building/structure dates: 1879 Initial Construction

Wellenkotter Ranch, Barn, 112th Avenue & Watkins Road, Denver, Denver ...

Significance: The Wellenkotter Ranch is representative of the historical development of agriculture in west-central Adams County during the late nineteenth century. The ranch, covering about 1,100 acres at its ... More

Havemeyer-Willcox Canal System, Rifle, Garfield County, CO

Significance: The canal system is an example of a turn-of-the-century irrigation project linked with a period of intensive development of the Colorado Western Slope. The system is a distinctive example of turn-... More

Havemeyer-Willcox Canal System, Rifle, Garfield County, CO

Significance: The canal system is an example of a turn-of-the-century irrigation project linked with a period of intensive development of the Colorado Western Slope. The system is a distinctive example of turn-... More

Trevisan manuscript. Storia delle navig. [i.e. navigazioni] del Colo....

Ms. Title from spine of early 19th-century binding. In Venetian dialect of Italian. The codex assembles in one copy made ca. 1503 a number of reports dating from 1501 to ca. 1503, notably: (ff. 1a-30a) Angelo T... More

Trevisan manuscript. Storia delle navig. [i.e. navigazioni] del Colo....

Ms. Title from spine of early 19th-century binding. In Venetian dialect of Italian. The codex assembles in one copy made ca. 1503 a number of reports dating from 1501 to ca. 1503, notably: (ff. 1a-30a) Angelo T... More

Elson Bridge, Spanning Purgatoire River at County Road 36, El Moro, La...

Survey number: HAER CO-77 Building/structure dates: 1905 Initial Construction Building/structure dates: 1957 Subsequent Work

Mrs. Alfred Peterson, wife of tenant purchaser borrower, with preserve...

Picryl description: Public domain photograph of the 1930s - 1940s, woman, female portrait, United States, free to use, no copyright restrictions.

Trinidad Foundry & Machine Company, Goddard Avenue, Trinidad, Las Anim...

Significance: It is a four building industrial complex associated with the early industrial development of Trinidad. The foundry complex is representative of a distinctive industrial architectural type which wa... More

Department of Energy, Grand Junction Office, Building No. 2, 2597 B3/4...

Survey number: HAER CO-87-L Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Department of Energy, Grand Junction Office, Building No. 2, 2597 B3/4...

Survey number: HAER CO-87-L Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Loading gold ore concentrate into freight cars of narrow gauge railroa...

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

Fitzsimons General Hospital, Storage Sheds, Northeast Corner of West P...

Survey number: HABS CO-172-AC Building/structure dates: 1920 Initial Construction

Tears-McFarlane Garage, 1200 Williams Street, Denver, Denver County, C...

Digitized index card Survey number: HABS CO-27 Building/structure dates: ca. 1925- ca. 1935 Initial Construction

Fred A. Bemis Farmhouse, 6028 South Gallop Street (Moved from Original...

1983 Charles E. Peterson Prize, Honorable Mention Significance: It is named for its original owner, who brought the property in 1887 and built the house 3 years later. The Bemis family owned or leased the prope... More

Rocky Flats Plant, Transport Modification Center, North of Cactus Aven...

Significance: This building is a primary contributor of the Rocky Flats Plant historic district, and is associated with the U.S. strategy of nuclear military deterrence during the Cold War, a strategy considere... More

Kuhlman-Periman Ranch, Privy & Hog Shed, County Route 28, Dolores, Mon...

Picryl description: Public domain image of a rural landscape with water, building, 17th-18th century architecture, free to use, no copyright restrictions.

[The 8 and 10 yr. old children here are working beets on a farm near S...

Picryl description: Public domain image of children, kids, free to use, no copyright restrictions.

Highline Extension Canal, Denver, Denver County, CO

Linear resource covering a wide area. See documentation for exact location of extant features. Significance: The canal system helped promote the agricultural settlement of the west-central Adams County. The pr... More

Highline Extension Canal, Denver, Denver County, CO

Linear resource covering a wide area. See documentation for exact location of extant features. Significance: The canal system helped promote the agricultural settlement of the west-central Adams County. The pr... More

Toltec Gorge, Colorado. Photochrom print, 1880-1890.

Historic Sites Public domain photograph - photochrome print, colorized, free to use, no copyright restrictions image - Picryl description

Rocky Mountain Arsenal, Chlorine Production Cell Building, 405 feet So...

Survey number: HAER CO-21-AJ Public domain photograph of a city hall, public building, free to use, no copyright restrictions image - Picryl description

Mary Murphy Mining Complex, Mine Shaft House, Iron City (historical), ...

Survey number: HAER CO-26-C Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

McGraw Ranch, McGraw Ranch Road, Estes Park, Larimer County, CO

Significance: The McGraw Ranch is the only intact guest ranch within Rocky Mountain National Park. It reflects the evolution of cattle ranching in the Estes Park area as the industry progressed from large oper... More

Littleton Denver & Rio Grande Western Depot, 2199 West Littleton Boule...

Significance: Architecturally, the D & RGW Depot is characteristic of the railroad style of building developed in the Victorian Age. It is one of the oldest railroad depots in Colorado and one of the few surviv... More

Littleton Denver & Rio Grande Western Depot, 2199 West Littleton Boule...

Significance: Architecturally, the D & RGW Depot is characteristic of the railroad style of building developed in the Victorian Age. It is one of the oldest railroad depots in Colorado and one of the few surviv... More

Littleton Denver & Rio Grande Western Depot, 2199 West Littleton Boule...

Significance: Architecturally, the D & RGW Depot is characteristic of the railroad style of building developed in the Victorian Age. It is one of the oldest railroad depots in Colorado and one of the few surviv... More

Rocky Mountain National Park Roads & Bridges, Estes Park, Larimer Coun...

Significance: The road system of Rocky Mountain National Park contains the highest continuous highway in the United States and the highest elevation roads in the National Park Service system. The roads were co... More

Manzanola Bridge, State Highway 207, spanning Arkansas River, Manzanol...

Significance: The bridge has functioned as a locally important crossing over the two greatest rivers in Colorado: the Colorado and the Arkansas. It is one of the earliest rigid-connected vehicular trusses in Co... More

Department of Energy, Grand Junction Office, Building No. 938, 2597 B3...

Survey number: HAER CO-87-M Public domain photograph of hotel lobby, free to use, no copyright restrictions image - Picryl description

Fifth Street Bridge, U.S. 50 at Colorado River, Grand Junction, Mesa C...

Survey number: HAER CO-41 Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Mount Evans Crest House, State Route 5, Mount Evans summit, Arapaho Na...

Significance: The Mt. Evans Crest House represents the highest business structure in the United States. Located at the summit of Mt. Evans, at 14,260 feet, this structure is one of the oldest architectural feat... More

Mount Evans Crest House, State Route 5, Mount Evans summit, Arapaho Na...

Significance: The Mt. Evans Crest House represents the highest business structure in the United States. Located at the summit of Mt. Evans, at 14,260 feet, this structure is one of the oldest architectural feat... More

Rocky Mountain Arsenal, Ammunition Demolition Building-Tail Fin Storag...

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

Samuel T. Brown's Sheep Ranch, Original Residence, 110 feet northwest ...

Unprocessed Field note material exists for this structure: N389 Survey number: HABS CO-90-A Building/structure dates: ca. 1980 Initial Construction

Fitzsimons General Hospital, General Mess & Kitchen, Southwest Corner ...

Survey number: HABS CO-172-BY Public domain photograph of hospital building, free to use, no copyright restrictions image - Picryl description

Tivoli-Union Brewery, 1320-1348 Tenth Street, Denver, Denver County, C...

Significance: One of the largest gravity fed breweries in the United States. Survey number: HAER CO-1 Building/structure dates: ca. 1879 Initial Construction Building/structure dates: 1882 Subsequent Work B... More

Montezuma Valley Irrigation Company System, Tunnel, Dolores, Montezuma...

Survey number: HAER CO-4-A Building/structure dates: ca. 1885 Initial Construction

Cañon of Kanab Wash, Colorado River, looking South / W. Bell, phot.

Plate no. 3. Originally published: Photographs showing landscapes, geological, and other features of portions of the western territory of the United States, obtained in connection with geographical and geologi... More

Central Presbyterian Church, 1660 Sherman Street, Denver, Denver Count...

Survey number: HABS CO-41 Public domain photograph of a protestant church, free to use, no copyright restrictions image - Picryl description

Central Presbyterian Church, 1660 Sherman Street, Denver, Denver Count...

Survey number: HABS CO-41 Public domain photograph of a protestant church, free to use, no copyright restrictions image - Picryl description

McGraw Ranch, Barn, McGraw Ranch Road, Estes Park, Larimer County, CO

Significance: The large, original section of the barn was built during the homestead-era period. The largest and most visible structure on the property, the barn was central to both the cattle ranch and guest r... More

Battlement Mesa School, Battlement Mesa, Garfield County, CO

Significance: This building was originally constructed in 1897 as a one-room schoolhouse. Native red stone was hauled by team and wagon two miles from a rock quarry. A 1907 addition, utilizing the same native s... More

Fitzsimons General Hospital, Tubercular Ward, Southwest Corner of West...

Survey number: HABS CO-172-BI Building/structure dates: 1918 Initial Construction

Fitzsimons General Hospital, Tubercular Ward, Southwest Corner of West...

Survey number: HABS CO-172-BI Building/structure dates: 1918 Initial Construction

S. W. Shattuck Chemical Company, Incorporated, Building No. 4, 1805 So...

Significance: The significance of the site arises from its role in processing various metals since 1918. At various periods of time, molyixlerum compounds, radium, uranium compounds, and rhenium were produced a... More

Glenn L. Martin Company, Titan Missile Test Facilities, Captive Test S...

Significance: By providing a facility where the Titan I and Titan II intercontinental ballistic missiles could be "flown on the ground" under controlled conditions prior to actual launch, Captive Test Stand D-1... More

Glenn L. Martin Company, Titan Missile Test Facilities, Captive Test S...

Significance: By providing a facility where the Titan I and Titan II intercontinental ballistic missiles could be "flown on the ground" under controlled conditions prior to actual launch, Captive Test Stand D-2... More

Glenn L. Martin Company, Titan Missile Test Facilities, Captive Test S...

Significance: By providing a facility where the Titan I and Titan II intercontinental ballistic missiles could be "flown on the ground" under controlled conditions prior to actual launch, Captive Test Stand D-2... More

Christian Hall, Elk Avenue, Crested Butte, Gunnison County, CO

Survey number: HABS CO-182 Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Trinidad Foundry & Machine Company, Office, Goddard Avenue, Trinidad, ...

Survey number: HAER CO-6-A Building/structure dates: ca. 1890 Initial Construction

Safeway, 3033 West Alameda Avenue, Denver, Denver County, CO

Survey number: HABS CO-193 Building/structure dates: 1941-1942 Initial Construction

Air Force Plant PJKS, Systems Integration Laboratory, Components Test ...

Significance: It played a significant role in the development of the Titan II ICBM, which not only served as the largest and most destructive weapon in the U.S. nuclear arsenal during the Cold War, but also fun... More

A story of home - Public domain American sheet music

Roads Building II, South side, Gunnison Avenue, Saint Elmo (historical...

Significance: One of two commercial buildings surviving from secondary business district of 1880's on Gunnison Avenue. The applied moldings and careful remodeling of facade to create pediment show the refineme... More

Stark House, South side, West Main Street, Saint Elmo (historical), Ch...

Significance: An example of the wooden, balloon framed cottage that appeared in Rocky Mountain mining camps after first building boom, when carpenters, saw mills, and pattern books were available. Survey numbe... More

President Roosevelt and his traveling companions at the Hanging Bridge...

H90198 U.S. Copyright Office No. 9394. Copyright 1907 by Underwood & Underwood.

Pueblo Federal Building & Post Office, 421 North Main Street, Pueblo, ...

Survey number: HABS CO-186 Building/structure dates: 1896-1898 Initial Construction Building/structure dates: 1935-1936 Subsequent Work

Pueblo Federal Building & Post Office, 421 North Main Street, Pueblo, ...

Survey number: HABS CO-186 Building/structure dates: 1896-1898 Initial Construction Building/structure dates: 1935-1936 Subsequent Work

Pueblo Federal Building & Post Office, 421 North Main Street, Pueblo, ...

Survey number: HABS CO-186 Building/structure dates: 1896-1898 Initial Construction Building/structure dates: 1935-1936 Subsequent Work

Pueblo Federal Building & Post Office, 421 North Main Street, Pueblo, ...

Survey number: HABS CO-186 Building/structure dates: 1896-1898 Initial Construction Building/structure dates: 1935-1936 Subsequent Work

Swink Bridge, Spanning Arkansas River (County Road 24.5), Swink, Otero...

Survey number: HAER CO-37 Building/structure dates: 1912 Initial Construction National Register of Historic Places NRIS Number: NR

Lincoln Park Homes, Type A Residential Building, West Colfax Avenue & ...

Significance: The Lincoln Park Homes complex is one of Colorado's earliest public housing projects. One of three such projects planned by the Denver Housing Authority soon after the agency's formation in 1938, ... More

Lincoln Schools (Structure Number 2), Eleventh Street & Fourth Avenue,...

Significance: Part of the three existing Lincoln School structures which are locally significant as an unusual examples of Mission Style architecture exhibiting the Prairie School influence. They are the only k... More

City & County Building, Civic Center, Denver, Denver County, CO

Unprocessed Field note material exists for this structure: FN-7 Survey number: HABS CO-68 Building/structure dates: ca. 1933 Initial Construction

Deansbury Bridge, Spanning South Platte River, Waterton, Jefferson Cou...

Significance: It is a riveted single-span Warren through truss. It was built as a narrow gauge, railroad bridge for the Denver, South Park and Pacific Railroad and it is presently used as an access road bridge.... More

Deansbury Bridge, Spanning South Platte River, Waterton, Jefferson Cou...

Significance: It is a riveted single-span Warren through truss. It was built as a narrow gauge, railroad bridge for the Denver, South Park and Pacific Railroad and it is presently used as an access road bridge.... More

Fitzsimons General Hospital, Storehouses, Northwest Corner of East Har...

Survey number: HABS CO-172-AP Building/structure dates: 1921 Initial Construction

Fitzsimons General Hospital, Storehouses, Northwest Corner of East Har...

Survey number: HABS CO-172-AP Building/structure dates: 1921 Initial Construction

Fitzsimons General Hospital, Swimming Pool, Southeast corner of East N...

Significance: It was constructed in 1945 as part of a massive building campaign at the Fitzsimons General Hospital during WWII. The building originally provided aquatic therapy for disabled or paralyzed hospita... More

Fitzsimons General Hospital, Swimming Pool, Southeast corner of East N...

Significance: It was constructed in 1945 as part of a massive building campaign at the Fitzsimons General Hospital during WWII. The building originally provided aquatic therapy for disabled or paralyzed hospita... More

Fitzsimons General Hospital, Swimming Pool, Southeast corner of East N...

Significance: It was constructed in 1945 as part of a massive building campaign at the Fitzsimons General Hospital during WWII. The building originally provided aquatic therapy for disabled or paralyzed hospita... More

Altman Farm, Barn, East side of Buckely Road, 0.5 mile south of Sevent...

Significance: This 1923 barn is constructed of crude cast-in-place concrete up to the second floor, horizontal wood siding over wood frame on the second floor, and a plank-truss roof system with original wood s... More

Procession of Stone-jacket Men - stereoscopic view, public domain phot...

No. 173. Written on back: Kaiparowits Plateau. Part of series: U.S. topographical and geological survey of the valley of the Colorado River of the west, by J.W. Powell and A.H. Thompson.

Rocky Mountain Arsenal, Cluster Bomb Assembly-Filling-Storage Building...

Survey number: HAER CO-21-DE Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Rocky Mountain Arsenal, Cluster Bomb Assembly-Filling-Storage Building...

Survey number: HAER CO-21-DE Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description

Twin Rock Irrigation Ditch, West bank of Animas River, East of U.S. Hi...

Significance: The ditch is integral to the settlement and agricultural development of the community of Riverside, New Mexico. Today, the ditch continues to serve agricultural purposes, as originally intended. ... More

Rocky Mountain Arsenal, Fire House, 960 feet North of Sixth Avenue; 90...

Public domain photograph of train station, free to use, no copyright restrictions image - Picryl description

Rocky Flats Plant, Plutonium Recovery Facility, Northwest portion of R...

Significance: This building is a primary contributor of the Rocky Flats Plant historic district, and is associated with the U.S. strategy of nuclear military deterrence during the Cold War, a strategy considere... More