Geoff Carrol fights off a polar bear with the wrong end of a shotgun and Mike Ruckhaus falls asleep behind the wheel of a Nodwell tracked vehicle while traversing frozen arctic tundra.
Two men survive a fiery plane crash only to have to walk miles through snowy woods and a kid nearly surrenders to hypothermia.
A woman goes on a remote canoeing trip with a guy friend and gets stranded when they wrap their canoe around a huge rock.
Alaskans prank each other with very mixed results.