Alaska: The Last Frontier

A massive earthquake hits southern Alaska and the Kilcher family scrambles to recover, fighting to re-open vital access roads. Meanwhile, Atz Lee sets his sights on building a new, remote homestead, creating waves with wife Jane.

Natural disasters continue their onslaught on the Kilcher homestead. The family scrambles to save a hay barn that was shaken by the earthquake and is now roofless, while Eivin clears another landslide.

Still reeling from the earthquake, the Kilchers rush to make headway on time-sensitive projects. Otto, Charlotte and Eivin travel to rescue a family relic. Meanwhile, the first fishing trip of the year leaves Eve and Jane lost at sea.

With Otto's surgery looming, the rush to complete projects becomes urgent. The herd's food supply is threatened. Atz Lee and Jane reunite after a month apart when he brings her to his new homestead for the very first time. She's less than impressed.

After years of procrastination, Otto goes under the knife. While Charlotte waits, Jane is left to take care of the farm and delivers her first calf alone. Eivin and Atz Lee scout the head of the bay, but their findings won't ease Otto's concerns.

With Otto recovering from surgery, Levi comes to Alaska to lead the annual spring cattle drive with Eivin, but Otto's unwillingness to step aside puts him in danger. Atz and Atz Lee are forced to test their survival skills in the Alaskan backcountry.

The Kilchers gather for Thanksgiving dinner at the old family barn. Recognizing that the homestead is a community, the family shows thanks to the friends and family that have helped out in the past year by doing something nice for each of them.

Atz Sr. prepares for a very special visit from his daughter, singer-songwriter Jewel. Also, Otto puts his recovery at risk to save a paralyzed cow, while Jane and Atz Lee put aside their differences to prepare for winter.

Jane trolls for the biggest fish of her life, while the Kilcher men salvage lumber for Shane's cabin. Meanwhile, singer Jewel and her son return to the homestead.

In a dangerous homestead first, Otto enlists the help of a helicopter to move a massive greenhouse. Eve takes on the role of provider and learns a new skill to feed her family, while Atz Lee risks his recovery to continue his cabin build alone.

The Kilchers celebrate their most unforgettable Christmas ever with a homemade gift exchange, while Otto takes an explosive approach to lighting up the holidays, and Atz Sr. lets Mother Nature decide what gift he'll be giving.

Fall brings big changes to the Kilcher homestead as tensions flare between Otto and August in their last mission before August leaves for college. Atz Lee, Atz Sr. and Jane work on Atz Lee's new cabin, but Jane still has doubts. Eivin builds a surprise.

The Kilchers feel the pressure to get jobs done before frigid temperatures sweep into southern Alaska. Otto and Eivin salvage the shores of Kachemak Bay, while Atz Lee pushes to put a roof on his cabin before snowfall.

Otto pays for his hernia surgery and ends up with gold fever. Jane and Eivin search a remote island for enough deer to last the winter, and Atz Lee faces down old fears and reaches new heights as he races the freeze in order to complete his cabin. 

The Kilchers look to the future as winter looms. Atz Sr. passes on vital survival knowledge, while Atz Lee embarks on a risky solo hunt on a remote, dangerous island. Eivin builds the ideal boat for his young family's adventures on the water.

Otto and Charlotte fight to round up their cattle as winter arrives in the form of a massive snowstorm. Meanwhile, Atz Lee and Jane come to a decision about his remote cabin, and Eivin and Eve take the new boat on its maiden fishing journey.

In a special episode, the Kilchers revisit the most epic and dangerous adventures in their family's history. They recall the failed hunts and close encounters with predators, and give their take on the perilous journeys to work.

Unseen footage and fan questions show how the Kilchers survive the Alaskan wilderness and each other. The family recalls grueling cattle drives, exhausting homestead chores and how they cope with death and celebrate new life.

Behind-the-scenes footage shows the Kilcher men sharing the importance of communication between fathers and sons, especially in the face of danger.