40 Mind-Blowing Coincidences Throughout History You Probably Didn’t Know About

The Hoover Dam is a monster over 700 feet tall and contains enough concrete to build a highway from San Francisco to New York. Who needs a highway when you can build a giant dam? Am I right? Plus, the dam’s construction actually led to the creation of a whole new town. 

Yeah, that’s right – the workers who built the dam needed a place to live, so they set up a whole city called Boulder City. And let’s not forget that the dam provides electricity to millions of people and helps control floods and droughts in the region. It’s a true marvel!