The upcoming episode of “Ancient Aliens: Origins,” titled “Mysterious Underground Worlds,” promises to take viewers on an intriguing journey into the depths of history. Set to air on Monday, November 4, 2024, at 10:00 Pm on History, this episode will explore some of the most fascinating underground structures around the globe.

The episode will delve into the Longyou Grottoes in China, remarkable caves believed to be over 15,000 years old. These ancient sites have long puzzled historians and archaeologists, and their origins might hold secrets of a civilization long forgotten. The show will also uncover secret tunnels tied to Native American legends of the Ant and Snake People, shedding light on the rich folklore that has shaped these cultures.

Additionally, viewers can expect to learn about ancient libraries from a lost civilization. These libraries may contain knowledge that has been lost to time, hinting at advanced societies that once thrived beneath the surface.