2-324-180 - Curt Teich Postcard Archives/Heritage Images

Nevada Lookout Point, Boulder Dam, Arizona/Nevada, USA, 1940. Postcard. View showing the dam, with Lake Mead beyond it. Mountains are visible in the distance. Also known as the Hoover Dam, the Boulder Dam was built in the Black Canyon of the Colorado River on the border between Nevada and Arizona between 1931 and 1936. The dam provides hydroelectic power to Arizona, Nevada and California. The reservoir behind the dam is called Lake Mead, after Elwood Mead, who oversaw the dam's construction.