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

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51. Blast scales down the canyon walls for the construction of the intake towers
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52. Aerial view of the future site of Hoover Dam
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53. Hoover Dam construction site
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54. Hoover Dam construction
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55. Penstock tunnel, Hoover Dam
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56. Low mix concrete plant
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57. Hoover Dam construction, looking upstream
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58. Hoover Dam construction, looking upstream
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59. Hoover Dam construction, looking upstream
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60. Hoover Dam construction, looking upstream
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61. Hoover Dam construction, looking upstream
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62. Hoover Dam construction, looking upstream
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63. Hoover Dam construction, looking upstream
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64. Hoover Dam from the downstream side with bridge and buildings
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65. Hoover Dam under construction
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66. Lower portals of Diversion Tunnels No. 3 and No. 4, during the flood.
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67. Aerial view of Colorado River-Black Canyon
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68. View of Hoover Dam construction, early stage
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69. Surveyors overlooking Black Canyon.
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70. "Crows Nest" overlooking Black Canyon and the Colorado
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71. One of the construction sites in Boulder Canyon.
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72. Blasting at Hoover Dam construction site.
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73. Rock blasting on the Arizona side of Black Canyon
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74. High scalers on the Nevada side of Black Canyon
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75. Construction workers on cableway transport over the Colorado River
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76. Boulder Canyon.
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77. Boulder Canyon.
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78. Aerial view of Boulder Canyon.
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79. Floor of Black Canyon
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80. Black Canyon
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81. Arizona intake tower derrick.
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82. Boulder Canyon
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83. Producing electricity at the construction site
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84. Building Black Canyon Highway to Hoover Dam site
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85. Workers on the Colorado River
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86. Aerial view of the Hoover Dam construction site looking downstream from the Arizona side
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87. Aerial view of the Hoover Dam construction site in Black Canyon showing the upstream dam...
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88. Blasting and construction on Hoover Dam
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89. Boulder Dam, Hoover Dam looking upstream from the Nevada side.
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90. View of Hoover Dam from the Nevada side, showing the dam, the intake towers, spillways,...
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91. Night view of the diversion tunnels
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92. Downstream view of Hoover Dam construction site
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93. Looking upstream toward the Nevada intake towers, showing the intake bridge girders in place.
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94. Aerial view of Hoover Dam, looking downstream from the Arizona side of Black Canyon
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95. Looking downstream from the Arizona side of Black Canyon, showing the reservoir level at the...
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96. View of Black Canyon
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97. Crews and equipment in Black Canyon at dam site
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98. Construction crews in Boulder Canyon
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99. Hoover Dam -- downstream face
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100. View of Hoover Dam with Fortification Hill in the background
 

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