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Ancient Aliens Season 4 - Episodes Guide and Summaries

EpisodeEpisode NameAir Date
1

The Mayan Conspiracy

2

The Doomsday Prophecies

3

The Greys

4

Aliens and Mega-Disasters

5

The NASA Connection

6

The Mystery of Puma Punku

7

Aliens and Bigfoot

8

The Da Vinci Conspiracy

9

The Time Travelers

10

Aliens and Dinosaurs

11

Secrets of the Pyramids

12

Aliens and Cover-Ups

13

Alien Power Plants

14

Destination Orion

15

The Einstein Factor