Construction on Hoover Dam (originally Boulder Dam, subsequently renamed for the president who authorized the project) began in 1931 in a canyon 45 miles (72 km) southeast of Las Vegas.
Hoover Dam was named after the president who made it possible.
The dam has been called Boulder dam ever  since its completion.
A horse is in a field.
You will be able to dive up to 20 feet.
A man is eating.
Tommy didn't send a telegram.
This pair are eating.
A balding man is laying on the couch napping.