#17: Door to Hell (Turkmenistan)
This burning crater has been ablaze for decades, creating the illusion of a portal to another realm. The constant flames illuminate the surrounding desert with a fiery glow visible from far away. Originally created by an industrial accident, the crater became a bizarre fusion of geology and human error.

provided by constative.com
The intense heat, roaring flames, and orange interior look too dramatic to be real. Visitors often describe the site as a living special effect.
