Jacob's Well
While this natural wonder is very deep, from certain angles it looks like it goes all the way to the dark center of the earth. Jacob's Well, located outside of Austin, Texas, is a great place to cool off in the hot summers, but can also be dangerous for those that dare to explore the cave below.
14 Magical Optical Illusions Found in Nature, Source:https://www.rd.com/culture/optical-illusions-in-nature/
