Description :
On this season of Ancient Aliens, amazing discoveries shed new light on the theory that extraterrestrials not only visited humans in the distant past -- but may still be present on Earth today. Continuing the mission to collect evidence, Giorgio A. Tsoukalos travels to a giant ice cave in Canada to examine the possibility that alien viruses could be traveling to Earth in comets.
| 1 | The Mystery of Nan Madol | 42:12 | Watch | ||
| 2 | The Relics of Roswell | 42:12 | Watch | ||
| 3 | Destination Chile | 42:11 | Watch | ||
| 4 | The Mystery of the Stone Giants | 42:12 | Watch | ||
| 5 | The World Before Time | 42:11 | Watch | ||
| 6 | They Came From The Pleiades | 43:12 | Watch | ||
| 7 | The Immortality Machine | 42:12 | Watch | ||
| 8 | The Shapeshifters | 42:11 | Watch | ||
| 9 | The Mystery of Skinwalker Ranch | 42:11 | Watch | ||
| 10 | The Ultimate Guide to UFOs | 42:11 | Watch | ||
| 11 | Aliens and the Presidents | 42:12 | Watch |
