It is a manmade concrete structure.
After Hoover Dam's construction was completed in 1936.
Lake Mead is the reservoir lake formed in Arizona and Nevada by Hoover Dam.
Lake Mead, named after one of the people who oversaw the construction of the dam.
Herbert Hoover
There are six of them on the Colorado river. Glenn Canyon dam, Hoover dam, Davis dam, Parker dam, Palo Verde diversion dam and Imperial dam.
A nickname for the Hoover Dam is Boulder Dam.
Hoover
hoover dam =D
In the hoover dam.
Lake Mead was formed by the building of the Hoover Dam.
Hoover Dam was built by people.
Hoover dam opened in 1920