
What on Earth?
Experts investigate the land of the Aztecs for extraterrestrial connections.

Experts investigate the land of the Aztecs for extraterrestrial connections.

Satellite evidence of a strange building on a mysterious island owned by Jeffrey Epstein.

Strange anomalies in the Amazon jungle stoke rumors of a long-lost Nazi base in the Americas.

New evidence in Wales may point to King Arthur's mythical Round Table.

Satellites capture two strange patterns in the desert and they are right next to Area 51.

Satellites capture a temple-like structure hidden deep in the forests of Poland; rituals.

Mysterious satellite images lead an archaeologist to investigate a cemetery on Devil's Island.

The remains of an abandoned settlement high in the mountains of Peru could be ancient Roman.

Satellite images capture evidence of a mythical lost pyramid in China that's been hidden.

Satellite images capture a volcanic island that is home to a primordial slime.

Crop circles spotted on an island might not be from aliens, but from a threat closer to home.

Satellite images capture evidence of a town that may be part of a military plan to battle zombies.

When an extreme drought hits Spain, the ruins of a long-lost civilization suddenly emerge.

Satellites show a spiral structure from space and experts think it may be the lost city of Atlantis.

Satellite images could point to long-lost relics buried in an unexplored city in the Nile Valley.

Satellites spot an anomaly at Egypt's oldest pyramid, uncovering a long-lost labyrinth.

Using cutting-edge tech, experts uncover if this mysterious city could be home to a dark secret.

Satellites spot anomalies in the unexplored Amazonian jungle.

The people of a thriving Midwestern town suddenly disappear, they leave behind an eerie ghost town.

When an island off the coast of Mexico disappears, officials scramble to find an explanation.