The Mountains of North America haunt the imagination, masking a danger few are willing to confront. Despite the challenges, some choose to live this way, the last of their kind. Eustace Conway lives deep in the mountains of North Carolina. He moved here 33 years ago in search of a more "truthful" existence. In the years since, he's built a home, and survived by hunting, fishing and raising animals. Tom Oar lives with his wife on the Yaak River in Montana. He is 100 miles from the nearest town, a place he hasn't ventured to in 10 years. Marty Meierotto, his wife Dominique and their daughter Noah live in the small Alaskan town of Two Rivers. Every month, Marty pilots his bi-plane, traveling into the bush in search of the wolverine and lynx pelts he needs to make a living. While he's on the Black River, he must hunt moose and caribou to survive in the wilderness. Together, these men represent America's true MOUNTAIN MEN.
High in the Appalachians, Eustace Conway is forced to track down a poacher that has trespassed upon his land. In Alaska, Marty Meierotto is in on the hunt to provide for his family when unwanted grizzlies make themselves known. And in the Yaak Valley of Montana, bears wake as Tom and friend Tim hunt antlers deep into the forest. But when things get dangerously quiet, they soon realize they are not alone.
In North Carolina, Eustace Conway's land is in jeopardy, so he saddles up and rides into town to make his final stand. In Alaska, Marty battles weather and wind as he attempts to feed his family and make it back home alive. And finally, Tom Oar's under the gun to finish his goods when an unwelcome bear threatens his family.
In the Yaak Valley of northwest Montana, the worst fire season in living memory threatens the home of Tom Oar. In Alaska, Marty Meierotto flies into the heart of a vicious storm on his annual journey to his remote winter trapline. Turtle Island, Eustace Conway's refuge in the Blue Ridge Mountains, comes under threat from developers. And a new mountain man, lion hunter Rich Lewis, leads his dog team through Montana's Ruby Valley in pursuit of a deadly puma.
Marty Meierotto arrives at his Alaska trapline, but the unseasonably warm weather is impeding his plans. In North Carolina, Eustace Conway discovers two headless chickens in his henhouse, and begins a hunt for the predator responsible. In northwest Montana, Tom Oar discovers a grizzly bear has been prowling his property, while in the southern corner of the state, Rich Lewis frantically searches for his missing hound, Turbo.
Desperate for food after a grizzly bear ravaged his garden, Tom Oar embarks on a last-ditch deer hunt. Marty Meierotto begins to establish his winter trapline, breaking fresh trail in the uncharted wild. In the Ruby Valley of Montana, Rich Lewis pursues a marauding wolf pack that has slaughtered a neighbor's cattle. And in the Blue Ridge Mountains of North Carolina, Eustace Conway must deal with Scout, a careless intern with "a dose of city boy in him.
After a successful deer hunt, Tom rushes to prepare the meat before it attracts hungry grizzly bears. In North Carolina, Eustace takes on a grueling job that he needs to complete in order to make his first loan payment. Marty's mechanical problems return and leave him stranded in the cold Alaskan night. In Montana's Ruby Valley, Rich postpones an elk hunt when he discovers evidence of a lion poacher. Rookie mountain man Charlie Tucker begins his trapping season in Maine's Great North Woods.
Rich and his hounds track Rich's nemesis, the killer mountain lion Three-Toes, across the length of Montana's Ruby Valley. In Alaska, a young prot g brings Marty the new snowmobile engine he's been waiting for. Eustace races the winter frost to seed his field in North Carolina and in Northwest Montana, Tom receives a commission from a neighbor to build a primitive bow, with a deadline that puts his endurance to the test.
Logger turned Mountain Man, Charlie Tucker's luck takes a turn for the worse in the sub-zero North Maine Woods as a rookie mistake nearly costs him everything. In Alaska, Marty and Andy split up to cover more ground with the plan to rendezvous at dusk. But as night falls, Marty is missing in action. In North Carolina, Eustace puts his life on the line to help a neighbor in need, and in Montana's Ruby Valley, Rich Lewis sets off after a bobcat which has been eating his livestock, and the cat draws first blood, injuring two of his dogs before Rich vows revenge.
Marty rushes to make the most of an extra pair of hands. Tom's grandson comes for a visit but soon learns that there's no such thing as vacation in the Yaak. Charlie heads out on a hunt for shed moose antlers. And in Montana's Ruby Valley, Rich Lewis' dogs are hot on the scent of a mountain lion when their hunt takes a dangerous turn.
Charlie spends the night injured and alone in Maine. In Montana Tom investigates signs of a predator lurking too close to home. Eustace rushes to raise money to make his loan payment. And in Idaho, new mountain man George Michaud tries to make a living running his dog sled through the peaks of the mighty Tetons.
In Alaska, Marty tries to capitalize on his recent string of good luck by building a second cabin at the far end of his trap line. Andy flies in to help but with temperatures dropping below zero, the backbreaking labor takes a toll. Tom is still recovering from a knee injury, but he needs a beaver tail to finish his latest commission. Tim and Nancy volunteer to head to the river and check Tom's traps for him, but it proves to be more challenging than they expected. In the Ruby Valley... with his prized stud horse, Rusty, threatening to escape and join a wild herd, Rich works on fixing up his corral along with his friend, Brad. But things quickly start going south. In Idaho, George Michaud has a run in with a thieving predator and in North Carolina, Eustace, Preston and Scout continue to work on the damaged tool shed roof, giving Eustace a chance to test Scout's evolving skills.
Tom heads down to Idaho to help his brother break a pair of wild colts. Charlie Tucker returns to action after his shoulder injury, and puts his recovery at risk on Maine's frozen Rowe Lake. Rich sets off on a cougar hunt but ends up having an unexpected run-in with a bear instead, and George continues his frustrating search for food by the Snake River.
In the Yaak Valley, Tom Oar teams up with his brother Jack to help return Jack's prized hunting falcon back to the wild. In southern Montana, Rich Lewis and his wife Diane need to move their cattle herd, but will the predators get to them first? Marty starts wrapping up a successful season, but the elements won't let him leave Alaska without a fight. Eustace and Preston realize they have to contend with coyotes who are putting their wild game at risk. And in Maine, rookie Charlie Tucker struggles to re-start his season after an injury left him with one working arm.
In Alaska, after spending the night under the stars in subzero conditions Marty struggles to get his snow machine out of a stubborn overflow. In the Ruby Valley, Rich takes his oldest dog, Brandy and youngest dog, Hatchet, out on a special training mission. Eustace and Preston set off on a crucial deer hunt, but are interrupted by loud intruders. In the Yaak Valley, Tom is called by his friend, Tim to help with a beaver problem and takes the opportunity to teach an important lesson; and in Maine, Charlie and Jim head to the frozen river to carve out 100 pound ice chunks for Charlie's root cellar.
The end of Montana's long winter is finally in sight. Tom and Nancy Oar are scrambling to get through the last of their winter works when a surprise call comes in from their family that will force them to make a difficult decision. In the Ruby Valley, Rich passes on some of his lion hunting knowledge to a greenhorn. Eustace takes an opportunity to pay down his loan by building a primitive canoe, but the work is well outside his comfort zone. Charlie continues to struggle with his injury, while racing the change in seasons to secure some final furs, and after a highly successful season, Marty bear proofs his cabin and prepares to head home to Two Rivers.
Winter has finally come to a close, spelling big changes for Tom, who bids farewell to an old friend and packs his bags for Florida. In the Ruby Valley, Rich grooms his youngest hound to take over the pack, but an influx of cougars finds the pup in over his head. In North Carolina, Eustace takes a dangerous trip down a rapid river to deliver the canoe he built to pay off his loan. In Maine, Charlie takes his furs to market and hopes to break even on his rookie season, while in Alaska, Marty enjoys a reunion with his family, then makes big plans for the future.
This season opens as a polar vortex sweeps across the nation and plunges America into a brutal early winter. Tom Oar is behind on his winter preparations because he's spending time with family in Florida and facing a possibly life-changing decision. Will he sacrifice leaving the mountain man lifestyle behind to live closer to his family? In the Ruby Valley, a bloody encounter with a mountain lion leaves Rich Lewis's lead hunting dog Brandy in a life or death situation, and could end her career forever. Marty Meierotto takes advantage of a break in the harsh weather to embark on his annual trip to the Great Alaskan Range, but this year instead of leaving his wife, Dominique and their daughter Noah behind he's taking them with him. And in New Mexico's rugged and relentless High Desert, we meet Kyle Bell who is teaching his son the dying ways of the mountain man lifestyle. Kyle and his son Ben scramble to save a herd of bison from a fast approaching winter storm.
As winter tightens its grip on the nation, the mountain men fight the elements to stay alive. In New Mexico's Cimarron Valley, Kyle Bell and his son Ben scramble to save a herd of bison from a fast approaching winter storm. In North Carolina's Blue Ridge Mountains, Eustace Conway and his friend Preston brave the wettest winter in decades to stop a dangerous landslide from washing out a rural road. In Montana, Tom Oar prepares himself for the fight of a lifetime after a run in with a pack of wolves while Rich Lewis braves a blizzard to put meat on his table for the winter. And deep in Alaska's wilderness Marty Meierotto and his family settle into their new remote surroundings.
As the worst winter in decades rages across the nation, the Mountain Men must fight to stay on top of the food chain. In the Yaak Valley, the growing wolf population comes knocking on Tom Oar's door, and quickly turns into a blood feud. In Alaska, Marty Meierotto's traps are coming up empty, causing him and his family to regroup and figure out how they're going to survive the season. In the Ruby Valley of southwest Montana, Rich Lewis bags enough meat to survive the winter, but his battle has only begun as hungry predators catch the scent. In North Carolina, Eustace Conway struggles to bring a 100-year-old sawmill back to life to keep his property in the black. And in New Mexico's Cimarron Valley, Kyle Bell puts his 10-year-old son's mountain man skills to the test on his first hunting trip.
Marty makes a new start in some of Alaska's most unforgiving terrain, but his first solo flight into the Revelation Mountains becomes a dangerous ordeal. In the Cimarron Valley of New Mexico, Kyle Bell helps his son Ben break his first colt, but day one goes terribly wrong. Eustace Conway and his friend Preston set out to build an enormous lumber shed to shelter his newly milled wood from North Carolina's torrential rains, but it quickly proves to be a risky undertaking. And in the Yaak, Tom attempts to preserve a bison hide that can earn him big bucks if his gamble pays off.
An overflowing river of ice threatens to trap Marty Meierotto with no way out of Alaska's Revelation Mountains. In Montana, Tom Oar's experiment on a lucrative bison hide goes up in flames. And in North Carolina, Eustace Conway puts his ingenuity to the test to build a wood-burning truck from scratch.
In Montana, Rich Lewis must defend his home from a mountain lion that has invaded his turf. In New Mexico, after a failed first attempt, Kyle Bell's son Ben steps up again to break a wild young colt. In the Revelation Mountains, a voracious wolverine threatens to derail Marty Meierotto's season for good, and in North Carolina, Eustace Conway puts his wood burning truck to the ultimate test.
In the Revelation Mountains of Alaska, Marty is forced to make a dangerous river crossing to return to base camp. In Maine, Charlie battles a coyote to protect his new trapping ground. Tom hunts down a nuisance animal in Montana's Yaak Valley and Eustace races against a storm in North Carolina to bring his horses to shelter.