Sistema Huautla
Sistema Huautla in the Sierra Mazateca mountains in the southern Mexican state of Oaxaca is known as the largest cave system in the world with many hidden mysteries. Due to the depth and mystery inside the cave's nature, this place becomes the cave that attracts most explorers when they set foot in Mexico.
Recently, many surprises about this cave continue to be discovered, after a group of scientists was trapped inside because of a large flood. The Sistema Huautla cave system is even larger and deeper than human imagination.
Location: Oaxaca