
Archeologist Michael Arbuthnot takes viewer on a trip to some of Earth's most secret places.
6 episodes · July 3, 2010
No — Secret Worlds has ended.
Secret Worlds has 1 season and 6 episodes, and first aired in 2010.
Secret Worlds holds an average rating of 8.0/10 on TMDB, and it lands best with fans of documentary. Join the discussion below to add your take.
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