47 Underwater Discoveries That Will Make You Think Twice Before Getting Into Water

By Neil Pollin

Underwater Stoneage

In our history classes, we have all read about the stone age and how we evolved from it. But soon the kids will study the underwater stone age. A team of archeologists from Northwestern Michigan discovered objects that resembled the Stonehenge of England. They even saw a carving that was said to be of mastodon which was a giant elephant.