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Season 1 episodes (1)
1 Fortress of the Bears
6/3/18
A team ventures deep into the Alaskan wilderness in search of a bear believed to be the largest to ever roam the earth. But as they track it deeper into its deadly domain they discover that their greatest challenge will be surviving the expedition.
About this show
Veteran wildlife conservationist Bradley Trevor Grieve leads an elite team into uncharted Alaskan wilderness in search of Grandfather, a bear locals believe is the largest to ever roam the earth.