aerial vier of water storage between the canyons in hoover dam, nevada

aerial america archgravity arizona bend breathtaking built canyon canyons cliff cliffs climate clonal colorado concrete control dam drought dryness environment floods flow formation formations gorge hoover hydroelectric impacts irrigation lake landscape less level low mead mountain mountains national natural nature nevada panorama parkland power produce provide rapid reservoir resources river rock rocky sandstone scarcity scenery scenic states storage stream sunset tourism travel united usa valley vier view warming water