40 Strange Cave Discoveries That Are Hard To Be Explained

 Mystery Of The Panxian Cave

What is interesting about this Panxian Cave is that proof has told us that about 300,000 years ago, early man existed in these caves. But wait, that’s not the only thing that is surprising. What is more daunting is that this cave is at an altitude of 1,630 meters above sea level.

Now the question that arises is how could gigantic animals like those whose remains have been discovered reach that altitude?