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Boulder dam was originaly named Hoover Dam.
A nickname for the Hoover Dam is Boulder Dam.
Boulder Dam.
Hoover Dam was originally called Boulder Dam.
Hoover dam (Boulder) was named in honor of Pres. Herbert W. Hoover.
boulder dam
Hoover Dam was originally known as "Boulder Dam."
Hoover is the one. Roosevelt changed the name of Boulder Dam to Hoover Dam.
It was called Boulder Dam.
Boulder Dam.
It is called Hoover Dam.
Answer this question…It was originally known as Boulder Dam, but was renamed in 1947 in honor of Herbert Hoover, who as U.S. secretary of commerce and the 31st U.S. president proved instrumental in getting the dam built.