Expedition Unknown is a TV show on American national television from Discovery Channel with an average rating of 3.7 stars by WatchTVOnDemand.com's visitors. We have 3 episodes of Expedition Unknown in our archive. The first episode of Expedition Unknown was broadcast in June, 2018. Did you miss an episode of Expedition Unknown but don't you wan't that to happen in the future? Please set an alarm and add Expedition Unknown to your favorites, so we can remind you by email when there's a new episode available to watch. Completely free: handy!