Expedition Unknown Season 4 Episode 1 Viking Secrets ( Air Date 2017-12-27 ) Genre Documentary, Reality, Action & Adventure category. Overview "From Denmark and Iceland to the United States and Canada, Josh Gates treads into Viking territory in an effort to unlock answers to their most enduring secrets, including how they attained and sustained their power and how far they really traveled.".
Expedition Unknown Season 4 Episode 1 Viking Secrets
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- Watch: Expedition Unknown Season 4 Episode 1 Viking Secrets on CWR-CRB
- Stars: Josh Gates
- Director:
