You might not have heard about this little secret room.
You need to swim it to believe it.
And there is even a cemetery next door.
Josef Mengele escaped justice, and he may have continued his experiments on these townspeople.
Meet Ivan Shamyanok a brave man who won't leave his home... no matter what.
Cocaine users around the world are systematically helping to destroy the Amazon rainforest.
It looks like a monster from some cheesy B-movie.
See why tourists are returning to a place where disaster left an estimated 18,000 people dead or missing.
It was intended to be the largest theme park in China and now sits in ghostly ruins. Take a walk with us, won't you?