Hoover Dam water inlet tower, Colorado River border between the states of Nevada and Arizona, USA, April 2014.

- Image ID: E2AKJB
Hoover Dam water inlet tower, Colorado River border between the states of Nevada and Arizona, USA, April 2014.
Curtseyes / Alamy Stock Photo
Image ID: E2AKJB
Hoover Dam water inlet tower, Colorado River border between the states of Nevada and Arizona USA showing the worryingly drop in water level in Lake Mead by the exposed white rock.
Location: Hoover dam Arizona, Nevada.