Search for all of "Colorado River", all of "Black Canyon ariz And Nev"

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Man on bank of Colorado River Shows a man standing on the bank of the Colorado River, near Black Canyon. He is wearing a backpack and holding a rock and a rock hammer. There are mountains in the background.
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Colorado River in Black Canyon View of the Colorado River, five miles below the Hoover Dam site, in Black Canyon.
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Colorado River in Black Canyon View of the Colorado River in Black Canyon, 7 miles below the Hoover Dam site.
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Close-up of construction workers rigging a cableway over the Colorado River Two construction workers are seen rigging a "skip," or platform, to a cableway above the Colorado River in Black Canyon. The skip will be used to cross the river above the canyon.
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Aerial view of the Colorado River showing diversion of the river into diversion tunnels no.... Aerial view of the Colorado River in Black Canyon showing the diversion of the river into diversion tunnels no. 3 and 4.
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Colorado River before Hoover Dam was built Photo taken from high above the Colorado River, showing the river and surrounding mountains. This was taken before the constuction of Hoover Dam in Black Canyon.
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Man on bank of Colorado River in Black Canyon A man carrying camping gear poses on the bank of the Colorado River in Black Canyon. This was taken 5 miles below the Hoover Dam site.
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Water flowing into Colorado River, June 16, 1933 The Colorado River flows out of the diversion tunnels in the Hoover Dam construction site in Black Canyon. Bridges are seen crossing the river and the canyon.
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View of Colorado River in Black Canyon Aerial view of the Colorado River in Black Canyon before Hoover Dam was built.
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Colorado River -- Beginning construction -- Hoover Dam Shows the Colorado River in Black Canyon at the beginning of construction on the dam. Some cables are suspended across the river, some construction workers are on the roads next to the river, and a power shovel is visible.
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Colorado River -- Hoover Dam site View looking down at the Colorado River in Black Canyon, the future site of Hoover Dam. Roads and buildings can be seen on the banks above the river and some construction equipment is visible.
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Colorado River, early stages of dam construction View of The Colorado River and the construction roads on the sides of the canyons and mountains. Taken from very high above. Some buildings and structures are also visible.
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Colorado River -- Hoover Dam construction site View of the Colorado River before the water was diverted to build Hoover Dam. Suspension bridges across the river are visible and various buildings can be seen on the lower walls of Black Canyon.
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Temporary cableway spanning the Colorado River near Lookout Point A temporary cableway filled with construction workers is poised above the Colorado River in Black Canyon near Lookout Point. The Arizona spillway operations are shown in the background.
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Colorado River near Black Canyon A man is standing on the bank of the Colorado River in Black Canyon.
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Men working on bank of Colorado River Two men are constructing what appears to be a dock on the bank of the Colorado River in lower Black Canyon. There are mountains in the background.
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Aerial view of Colorado River in Boulder Canyon. An aerial view of the Colorado River flowing through Black Canyon (not Boulder Canyon).
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Aerial view of Colorado River Aerial view of the Colorado River and Black Canyon. Some roads are visible in the area.
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Aerial view of Black Canyon and the Colorado River An aerial view of the Colorado River winding through Black Canyon, showing future site of Hoover Dam. Shows mountains surrounding the canyon and in the distance.
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Aerial view of Black Canyon and the Colorado River Aerial view of Black Canyon and the Colorado River, future site of Hoover Dam. Panoramic view of the mountains and surrounding countryside.
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Colorado River in Black Canyon at sunrise Shows the Colorado River, 12 miles below Hoover Dam site. There are mountains in the background. This was taken at sunrise.
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Blasting in Black Canyon seen from the Colorado River View of rock blasting in Black Canyon from downstream on the Colorado River.
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Low level concrete mixing plant seen from the Arizona side of the Colorado River View taken from the cliffs on the Arizona side of the Colorado River of the low level concrete mixing plant. Roads and buildings are seen near the river bank on the Nevada side.
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Man standing on trestle bridge on the Colorado River pointing at anchoring cables A man stands on the trestle bridge near the gravel pit and points at the cables attached to the upstream face of the bridge used to anchor the bridge in case of high water. Three-inch cables [were] anchored to...
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View of Hoover Dam from the downstream side of the Colorado River View of Hoover Dam from downstream on the Colorado River. Water is being discharged from the outlet works of the Nevada valve house on the left. Part of the Nevada power house and the central power house are seen at...
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Water discharging from the Nevada and Arizona outlet works into the Colorado River View of water discharging from the Nevada and Arizona outlet works in the valve houses into the Colorado River downstream from Hoover Dam in Black Canyon. Diversion tunnel portals and a steel bridge are seen in the foreground. Two of...
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Looking down Black Canyon on the Colorado River Aerial view of the Colorado River flowing through Black Canyon.
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Looking downstream on the Colorado River running through Black Canyon prior to construction of Hoover... A man sitting on a rock ledge views the Colorado River running downstream through Black Canyon prior to the construction of Hoover Dam. Bridges and catwalks are suspened over the river and dirt roads can been seen on both...
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Cape Horn on the Colorado River showing cliff buildings Shows the Six Companies construction camp at Cape Horn on the Colorado River. Shows several buildings on the bank above the river.
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High scalers on the Nevada side of Black Canyon above the Colorado River Close-up of high scalers working on the Nevada side of Black Canyon, 700 feet above the Colorado River. Two bridges are seen crossing the river below.
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Aerial view of the upper cofferdam on the Colorado River in Black Canyon Aerial view of the upper cofferdam on the Colorado River in the Hoover Dam construction site in Black Canyon. Cables are seen crossing the canyon, and a small wooden shack is seen on the cliff face in the foreground.
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View taken looking upstream on the Colorado River of the Hoover Dam construction site Aerial view taken looking upstream on the Colorado River in Black Canyon of the Hoover Dam construction site. Multiple concrete pouring forms and other construction equipment are seen on the dam face. Temporary buildings and a temporary bridge...
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Aerial view of Hoover Dam construction site looking upstream on the Colorado River Aerial view of Hoover Dam construction site looking upstream on the Colorado River in Black Canyon. Concrete pouring forms are seen around the dam wall in the center of the picture. Buildings, vehicles and roads are seen in the river...
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Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River in Black Canyon. Concrete pouring forms and other construction equipment are seen on the partially finished dam face and in the river bed below it. Unfinished...
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Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River in Black Canyon. Concrete pouring forms and other construction equipment are seen on the partially finished dam face and in the river bed below it. The...
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Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River Aerial view of Hoover Dam construction site, looking upstream on the Colorado River in Black Canyon. A cooling tower is seen in the foreground. The partially finished dam face is covered with concrete pouring forms and other construction equipment....
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Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River in Black Canyon. The partially finished dam face is covered with concrete pouring forms and other construction equipment. Unfinished penstock openings are seen in the canyon...
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Aerial view of the Hoover Dam construction site looking upstream on the Colorado River Aerial view of the Hoover Dam construction site in Black Canyon. Construction on the intake towers is seen in the canyon walls behind the dam face and construction on the power houses is seen in the river bed in the...
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Aerial view of the Hoover Dam construction site viewed from downstream on the Colorado River Aerial view of the Hoover Dam construction site taken from downstream on the Colorado River in Black Canyon. Construction on the Nevada and Arizona power houses is shown in the foreground in the cofferdam. Concrete pouring forms cover the top...
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Aerial view of the Hoover Dam construction site looking upstream on the Colorado River Aerial view of the Hoover Dam construction site looking upstream on the Colorado River in Black Canyon. Construction on the power houses in the lower cofferdam is seen in the foreground. The roof of a temporary building is seen in...
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Colorado River above Black Canyon before construction of Hoover Dam View of the Colorado River above Black Canyon prior to the construction of Hoover Dam.
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View of the Hoover Dam construction site looking downstream on the Colorado River View of the Hoover Dam construction site looking downstream on the Colorado River in Black Canyon. The nearly-completed dam face, intake towers and spillways are seen. Cableways run over the canyon above the dam face and remaining construction equipment is...
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Aerial view of Hoover Dam, looking upstream on the Colorado River Aerial view of the Hoover Dam construction site in Black Canyon. Visible are the spillways, intake towers, dam face, diversion tunnels and construction on the power houses. Temporary buildings are seen in the cofferdam downstream of the dam face. The...
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View of Hoover Dam from downstream on the Colorado River View of Hoover Dam from downstream on the Colorado River. The Nevada power house is vivisble on the left, and water is being discharged from the outlet works of the Arizona valve house on the right. The diversion tunnel portals...
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View of Hoover Dam from downstream on the Colorado River View of Hoover Dam from downstream on the Colorado River. The Nevada and central power houses are seen at the base of the dam face. Water is discharged from the outlet works of the Arizona valve house on the right....
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View of water discharging from the Nevada and Arizona outlet works into the Colorado River View of Hoover Dam from downstream on the Colorado River. Water is being discharged from the Nevada and Arizona outlet works in the valve houses. The diversion tunnel portals and a steel bridge are seen in the foreground. Cables are...
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Construction -- walls of canyon Shows beginning stages of construction along the walls of Black Canyon. Some buildings are visible on the walls and the Colorado River is also visible.
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Colorado River in early stages of Hoover Dam construction Shows the Colorado River and Black Canyon during the early stages of the construction of Hoover Dam. A temporary bridge spans the river and some construction workers are on the shore.
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Boulder Canyon floor after water from river had been diverted. A view of Black (not Boulder)Canyon floor after the Colorado River has been diverted. Construction scaffolding can be seen in the lower right of the photograph.
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Upstream view of Black Canyon during early stage of Hoover Dam construction Aerial view looking upstream of the Colorado River in Black Canyon during the early stages of dam construction. Foot-bridge and truck bridge are visible spanning the Colorado River. Some construction fcilities and equipment are seen on dirt roads on...
 

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