Sunlight finally returns to the refuge. Heimo's stopped in his tracks by -50 degree temperatures. The Seldens make their home in a new cabin. Bob tries to salvage his worst season in 40 years and questions his future.

Join America's last frontiersmen while they survive in one of the last great unspoiled and unforgiving wildernesses on the planet. Heimo Korth trails down the tail end of the caribou migration, while one lone man's cabin is ransacked by a grizzly.

The last residents of the Arctic National Wildlife Refuge reflect on past holidays living in this unique land. Heimo and Edna find a Christmas tree, the Lewis family shares a unique holiday activity, and Bob cooks up a traditional Alaskan meal.

With summer fading and trapping season around the corner, Heimo Korth works to build a new cabin for his family. The Seldens settle in and look to fill their larder with moose meat, while the Lewis family attempts to reach an old homestead by boat.

The countdown to winter continues as Heimo breaks ground on the new cabin. Bob & his daughter embark on a river journey to the cabin where she was raised. The Lewises resurrect their first cabin in the bush, a place abandoned for nearly 18 years.

Preparations for winter continue, and focus centers on finding food. Heimo pursues caribou meat, while Tyler & Ashley score big game, building their confidence in the bush. Bob & his daughter reminisce on the past as they arrive at their cabin home.

Fall continues in the bush as the Last Alaskans settle into wilderness solitude. Battling loneliness, Bob Harte welcomes a visitor to his cabin. The Seldens bask in the glory of a major triumph, while Ray Lewis is just beginning the hunt for meat.

The race begins to secure food & shelter before the snow flies. Heimo's family hunts for caribou, but a bear could stop them in their tracks. Tyler & Ashley work to pull in a winter's supply of salmon. Bob & Nancy face a hard truth about his future.

The Seldens embark on a 4-day trapping loop that leads them through dangerous conditions. Heimo must compete with a pack of wolves to secure a moose for winter. The Lewis cabin is rehabbed, but the girls still have a lot to learn about this new home.

It's the dead of winter & the Last Alaskans move through the icy Arctic. Heimo still needs a moose, while the Seldens embark on the next part of their trapline journey. One of the last of the Last Alaskans - 20-year-old Charlie Jagow - is introduced.

The sun returns, signaling late winter in ANWR. An unwelcome intruder threatens Tyler & Ashley's success. Heimo & Edna say a final goodbye to their oldest cabin, while Charlie meticulously builds his very first and reflects on his future in the bush.

As the Arctic Circle's short summer nears its end, The Last Alaskans begin their preparations for another winter on the trapline.

As The Last Alaskans settle in to their fall routines in preparation for winter's trapping season, several visitors make their way out to the cabins. Heimo and Edna roll out the red carpet for their youngest daughter Krinn and new grandson Colby.

The Last Alaskans are finally home - some for the winter, others for a much shorter stay. Heimo and his youngest daughter Krin hunt for caribou. The Seldens have helpful visitors and an exciting announcement. Bob arrives back at his cabin.

As the seasons turn, the Last Alaskans are gearing up for trapping season. Heimo's newest cabin may have already fallen victim to a marauding bear. Tyler and Ashley are in full swing building a new home for their growing family.

With winter fast approaching, The Last Alaskans set out to hunt moose. Heimo and Edna team up together. Tyler draws on gut instinct to stalk an elusive bull. And Charlie soon discovers why the area is called "Starvation Country."