Alaska: The Last Frontier

As winter lurks, the Kilchers prepare for Caribou hunting season.

Otto and Charlotte defend against the homestead's first predator attacks.

Mike and Scott help Atz Sr. find a spot to anchor his floating homestead on the Yuletide.

Otto and Elvin fight a raging coal fire on Kilcher Beach while Jane and Charlotte take a girls' day.

Otto builds custom transport for his newborn calves with predators closing in on the bay.

Atz Lee encounters a dangerous predator while building a bridge in the backcountry.

The Kilchers gather on Atz Sr.'s floating homestead for a special Thanksgiving celebration.

Atz Lee heads to Perl Island to build a homestead for a friend.

Jewel Kilcher throws her son a coming-of-age seventh birthday celebration on the Yuletide.

The Kilchers help finish Grady's Perl Island cabin build under threat of an approaching typhoon.

Eivin takes son Findlay on his first-ever coming-of-age hunt while Atz Sr. upgrades the Yuletide.

The Kilchers host their first-ever Couples Secret Santa with homemade gifts and more!

Atz Lee and Atz Sr. take Jane on an epic hunt in the foothills while on horseback.

Otto and Levi create a wind turbine to generate natural power at their remote cabin on the bay.

Atz Sr. takes Bonnie on an epic hunting date while Eivin and Levi go rock climbing.

Otto and August must radio for rescue after facing an emergency at sea due to a mechanical issue.

With the Constructor dead in the water, Otto and his crew scramble to save the invaluable boat.