Ancient Aliens

The Top Ten Hidden Alien Bases (20x3)

Air date: Jan 19, 2024

Ancient Aliens is counting down the top ten locations around the world that just might be hiding alien bases, including a cavern beneath the ice of Antarctica, a lake in China that is a hotspot for UFOs, and a pyramid under the slopes of Mt. Denali in Alaska. Are these locations proof that extraterrestrials are not only visiting our planet… but are hiding in plain sight?