Scientists Believe the Last Living Dinosaur Could Be Hiding Here
There are many secrets yet to be discovered from our past and history, many secret chambers, tombs, bunkers and more that lay patiently until someone accidentally stumbles upon them! Some of these discoveries are so huge, that they literally change our concept of our own history! From an entire army buried in China, to a 2000-year-old battery, here are 20 Incredible Discoveries Found Underground That Changed History.