Irrigation Canals in the Uinta Basin, Highline Canal, Duchesne, Duches...
Significance: A couple hundred yards downstream from the canal's diversion, the Highline Canal achieves its most significant engineering characteristic of its whole length. An outcrop of sandstone made it nece... More
Iowa Ditch, North Branch above Rapid Creek, Rapid City, Pennington Cou...
Significance: The Iowa Ditch is significant for its association with the development of irrigated agriculture in South Dakota. The ditch is a representative example of irrigation systems constructed, maintaine... More
Swan Falls Dam, Restroom, Snake River, Kuna, Ada County, ID
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
San Carlos Irrigation Project, Coolidge Diesel Plant, Off Highway 57, ...
Survey number: HAER AZ-50-R Public domain photograph related to President Calvin Coolidge, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Florence Canal, South of Gila River, Co...
Survey number: HAER AZ-50-Q Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
Irrigation Diversion Canal, Bear River, Fielding, Box Elder County, UT
Survey number: HAER UT-9 Building/structure dates: 1891 Initial Construction
Cove Hydroelectric Development, Concrete-Lined Canal, Cove Power Plant...
Significance: The concrete-lined canal was an integral component of the original Cove system. It conveyed water from the screen house, through the upper gate house. It served as the transition feature from the... More
Montezuma Valley Irrigation Company System, Earthen Diversion Dam, Dol...
Survey number: HAER CO-4-F Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Montezuma Valley Irrigation Company System, Tunnel Diversion Site, Dol...
Survey number: HAER CO-4-B Building/structure dates: ca. 1885 Initial Construction
San Carlos Irrigation Project, Well No. 15, South of Gila River, Cooli...
Survey number: HAER AZ-50-T Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Agency Canal, South of Gila River, Cool...
Survey number: HAER AZ-50-N Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
Truckee-Carson Irrigation District Facility Yard, Saw Shed, Sixth & Ta...
Significance: The saw shed is one of the original buildings in the Newlands Project Facility Yard. It was built to house the power saw in the lumber yard. Survey number: HAER NV-6-J Building/structure dates:... More
San Carlos Irrigation Project, Sacaton Flats Lateral, Gila River, Cool...
Survey number: HAER AZ-50-O Public domain photograph of a canal, water landscape, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Blackwater Lateral, South of Gila River...
Survey number: HAER AZ-50-P Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
Zion National Park Irrigation System, Oak Creek Canal, Springdale, Was...
Significance: The Oak Creek Canal retains much of its structural integrity, as it follows its original course and retains significant examples of its initial equipment, such as the stone whowing drops located j... More
San Carlos Irrigation Project, San Carlos Irrigation Project Headquart...
Survey number: HAER AZ-50-S Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
Columbia Basin Project, Banks Lake Dry Falls Dam & Main Canal Headwork...
Significance: The development potential of the Grand Coulee, a gorge carved out by the Columbia River before that waterway shifted its course, was a deciding factor in the Bureau of Reclamation's choice for the... More
Swan Falls Dam, House, Snake River, Kuna, Ada County, ID
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Shem Dam, Along Santa Clara River on west side of County Road 3184, 0....
Significance: Shem Dam was built in 1934–35 by the Civilian Conservation Corps (CCC) as a project sponsored by the U.S. Forest Service, Dixie National Forest. The dam was designed by two Utah engineers: Luther ... More
Shem Dam, Along Santa Clara River on west side of County Road 3184, 0....
Significance: Shem Dam was built in 1934–35 by the Civilian Conservation Corps (CCC) as a project sponsored by the U.S. Forest Service, Dixie National Forest. The dam was designed by two Utah engineers: Luther ... More
Swan Falls Dam, House, Snake River, Kuna, Ada County, ID
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Swan Falls Dam, Wood Shop, Snake River, Kuna, Ada County, ID
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Swan Falls Dam, Wood Shop, Snake River, Kuna, Ada County, ID
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Swan Falls Dam, Wood Shop, Snake River, Kuna, Ada County, ID
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Swan Falls Dam, Wood Shop, Snake River, Kuna, Ada County, ID
For written descriptive information, see narrative report on Swan Falls Dam, HAER ID-20. Significance: Swan Falls Dam was the first hydroelectric dam on Snake River in Idaho, and one of the earliest built in th... More
Irrigation Canals in the Uinta Basin, Jepp Thomas Canal, Duchesne, Duc...
Significance: One of the first tasks that the early homesteaders of the Tabiona Valley needed to accomplish in order to survive was the construction of irrigation canals. The structures found on the Jepp Thoma... More
Irrigation Canals in the Uinta Basin, Jepp Thomas Canal, Duchesne, Duc...
Significance: One of the first tasks that the early homesteaders of the Tabiona Valley needed to accomplish in order to survive was the construction of irrigation canals. The structures found on the Jepp Thoma... More
Montezuma Valley Irrigation Company System, Dolores, Montezuma County,...
Significance: Settlement of the Montezuma Valley was made possible in the 1880s with the constructino of the irrigation system. Organized by Cames W. Kanna, the complex series of tunnel (5,400 foot long), "Grea... More
Montezuma Valley Irrigation Company System, Dolores, Montezuma County,...
Significance: Settlement of the Montezuma Valley was made possible in the 1880s with the constructino of the irrigation system. Organized by Cames W. Kanna, the complex series of tunnel (5,400 foot long), "Grea... More
Montezuma Valley Irrigation Company System, Dolores, Montezuma County,...
Significance: Settlement of the Montezuma Valley was made possible in the 1880s with the constructino of the irrigation system. Organized by Cames W. Kanna, the complex series of tunnel (5,400 foot long), "Grea... More
Montezuma Valley Irrigation Company System, Dolores, Montezuma County,...
Significance: Settlement of the Montezuma Valley was made possible in the 1880s with the constructino of the irrigation system. Organized by Cames W. Kanna, the complex series of tunnel (5,400 foot long), "Grea... More
Montezuma Valley Irrigation Company System, Dolores, Montezuma County,...
Significance: Settlement of the Montezuma Valley was made possible in the 1880s with the constructino of the irrigation system. Organized by Cames W. Kanna, the complex series of tunnel (5,400 foot long), "Grea... More
Montezuma Valley Irrigation Company System, Dolores, Montezuma County,...
Significance: Settlement of the Montezuma Valley was made possible in the 1880s with the constructino of the irrigation system. Organized by Cames W. Kanna, the complex series of tunnel (5,400 foot long), "Grea... More
Montezuma Valley Irrigation Company System, Dolores, Montezuma County,...
Significance: Settlement of the Montezuma Valley was made possible in the 1880s with the constructino of the irrigation system. Organized by Cames W. Kanna, the complex series of tunnel (5,400 foot long), "Grea... More
Washington Water Power Company Post Falls Power Plant, Irrigation Cana...
Significance: It is significant as the only means of pedestrian and vehicular traffic access across the abandoned irrigation canal of the Spokane Valley Irrigation Company and is one of two structures that prov... More
Washington Water Power Company Post Falls Power Plant, Irrigation Cana...
Significance: It is significant as the only means of pedestrian and vehicular traffic access across the abandoned irrigation canal of the Spokane Valley Irrigation Company and is one of two structures that prov... More
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of river bank, water, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of river bank, water, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of a bridge, arch over water, river, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of a river with a town on a background, reflection in the water, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of architecture design drawing, building plan, diagram, free to use, no copyright restrictions image - Picryl description Public domain photograph of buil... More
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of architecture design, diagram, drawing, building plan, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of architecture design drawing, building plan, diagram, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain scan of settlement or building architecture plan, free to use, no copyright restrictions image - Picryl description
San Carlos Irrigation Project, Ashurst-Hayden Dam, Gila River, T4S R11...
Survey number: HAER AZ-50-A Public domain photograph of architectural diagram, building plan, section, free to use, no copyright restrictions image - Picryl description
Wellton-Mohawk Irrigation System, Building No. 16 A-B (Duplex), 30652 ...
Significance: Building 16 A-B, as part of the former Wellton Government Camp, is associated with the Wellton-Mohawk Division of the Gila Project. Construction of the Wellton-Mohawk irrigation system began in 19... More
Wellton-Mohawk Irrigation System, Building No. 16 A-B (Duplex), 30652 ...
Significance: Building 16 A-B, as part of the former Wellton Government Camp, is associated with the Wellton-Mohawk Division of the Gila Project. Construction of the Wellton-Mohawk irrigation system began in 19... More
Wellton-Mohawk Irrigation System, Building No. 16 A-B (Duplex), 30652 ...
Significance: Building 16 A-B, as part of the former Wellton Government Camp, is associated with the Wellton-Mohawk Division of the Gila Project. Construction of the Wellton-Mohawk irrigation system began in 19... More
Wellton-Mohawk Irrigation System, Building No. 16 A-B (Duplex), 30652 ...
Significance: Building 16 A-B, as part of the former Wellton Government Camp, is associated with the Wellton-Mohawk Division of the Gila Project. Construction of the Wellton-Mohawk irrigation system began in 19... More
Wellton-Mohawk Irrigation System, Building No. 16 A-B (Duplex), 30652 ...
Significance: Building 16 A-B, as part of the former Wellton Government Camp, is associated with the Wellton-Mohawk Division of the Gila Project. Construction of the Wellton-Mohawk irrigation system began in 19... 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
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
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
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
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
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
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
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
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More
Arlington Heights Citrus Landscape, Southwestern portion of city of Ri...
See also HAER CA-118, CA-120 & CA-121 for additional information. Significance: Arlington Heights is the last vestige of the once-vast citrus culture of Riverside, California. Although other citrus groves in t... More