World's Most Mysterious Secrets: Top Ten Enigmas of the Ancient World | Free Documentary

Welcome to a world full of mystery, folklore, and legend. From supposed stargates to powerful deities; from fantastic giants to steampunk-style science-fiction. This is not an alien planet or a fantasy land, this is planet Earth of the past. Explore The Great Pyramid of Giza, The Hanging Gardens of Babylon, The Statue of Zeus at Olympia, and more.