Secrets - Seasons
Season 1
2013
•
6 episodes
Season 2
2014
•
7 episodes
The Great Pyramid, the statues of Easter Island, Blackbeard’s ship and other mysteries of our past are examined through the lens of modern science.
Season 3
2016
•
6 episodes
Season 4
2017
•
8 episodes
Season 5
2018
•
6 episodes
Season 6
2019
•
6 episodes
Season 7
2021
•
6 episodes