The Staircase To Hell Part 2

This cave goes much deeper than we could have possibly imagined. It's like a giant staircase to the center of the earth. part one of this place can be found here: https://www.youtube.com/watch?v=d418Gk_osoY&t=458s
Part 3 of this explore is out now!!: https://www.youtube.com/watch?v=KDxUHuz8szU&t=650s