The hit History series is better than ever in this epic third season!

Is it possible that Earth was visited by extraterrestrials thousands of years ago? If so, was evidence left behind?

Ancient Aliens Season 3 continues History's gripping exploration of Ancient Astronaut Theory. Whether investigating the possible extraterrestrial origins of zombies and vampires, or probing the otherworldly mysteries of Earth's deadliest places, each episode delves into the historic facts and surprising evidence that suggests an answer to the ultimate question: Have alien beings influenced human history on Earth?