Viking Secrets Expedition Unknown : Season 4 Episode 1
TV-PG (self-applied) Travel Channel 1h 00m
Aired: December 27th, 2017 @ 9:00 PM EST on Travel Channel
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.
