Lakes & ponds, Dams, Bodies of water, Hydroelectric generators, Cliffs, Hydraulic facilities, Electric lines, Hoover Dam (Ariz. and Nev.), Black Canyon (...
Mead, Lake (Ariz. and Nev.), Hydraulic facilities, Canyons, Boulder Canyon (Ariz. and Nev.), Cliffs, Hydroelectric power, Hoover Dam (Ariz. and Nev.), Lakes...
Lakes & ponds, Canyons, Dams, Black Canyon (Ariz. and Nev.), Mead, Lake (Ariz. and Nev.), Hydroelectric generators, Boulder Canyon (Ariz. and Nev.), Ele...