There are very few places that we actually know of that are truly forbidden. These are places only certain people, if anyone at all, are allowed to go. While some of these locations may spark your interest, others might shock you.
The video above created by The Richest lists and describes the top ten most prohibited locations on the planet. From the Lascaux Caves and a creepy island where a former mental hospital, to a secret underground metro system supposedly created by Joseph Stalin. All of these and more are the most top secret, forbidden places on earth.