Months after the Northern California expedition, Bryce, Mireya, and Russell head to Washington after a fresh lead points to a target zone where Bigfoot groups are congregating for an unknown reason; Survivalist Biko Wright joins the hunt.
South of a Bigfoot chokepoint in Washington, Russell follows a trail of warning signs into the backcountry; Mireya and Biko track what could be a curious Bigfoot; Bryce speaks with a witness, who wishes he never laid eyes on the cryptid creature.
In the heart of The Fork, Russell is on the trail of a possible pair of Bigfoot; Mireya and Biko utilize cutting-edge tech to try and catch a base camp intruder as Bryce makes a startling find while reviewing footage.
Deep in "The Fork," Russell rappels a 700-foot cliff to follow a heat signature; Mireya and Biko track signs outside their base camp; Bryce hears new information about strange vocalizations and discovers that someone has visited his command center.
Mireya and Biko navigate rapids while tracking a possible hunting party; Bryce gains knowledge from fresh prints; Russell creates a trap for Bigfoot.
In the heart of "The Fork," Biko howls into the night during a stakeout with Mireya; Bryce makes a surprising discovery at the cabin Russell has been occupying.
Bryce, Mireya, Russell and Biko converge at the high-activity area in "The Fork," which is equipped with state-of-the-art tech; as the interceptor drone and seismic tripwire activate, the team is led to a discovery they've never seen before.
Bryce Johnson, Dr. Mireya Mayor and Russell Acord scour North America in search of the cryptid known as Bigfoot; they return to northern California to explore compelling evidence and unlock this centuries-old mystery.
Deep in the Northern California wilderness, Russell stops at nothing to reach a nesting site; Mireya and Bryce uncover evidence that a family of Bigfoot is nearby; Ben speaks with a witness who had a chilling encounter with Bigfoot.
Deep in Northern California's lost coast, an audio expert joins the fold after the team hears unusual sounds; Russell must take shelter from a storm; Bryce speaks with a local Hoopa Tribal Council member after reviewing illuminating footage.
Russell searches a rugged hillside full of caves in Northern California's forests; Bryce speaks with a witness who hears frightening grunts; Mireya and Tobe Johnson expand their search area to determine if Bigfoot is mimicking animal sounds.
Russell discovers new sights and sounds deep in the backcountry of Northern California; Bryce talks with a witness who had an experience with a family of Bigfoot; Mireya reaches new heights in search of physical evidence of the elusive creature.
The team's investigations converge as Bryce, Mireya and Russell discover tree structures on different sides of the same mountain; as a storm approaches, Bryce prepares an AI-powered surveillance array that will help pinpoint Bigfoot's location.
Bryce, Mireya and Russell converge at the center of their NorCal hot zone as a catastrophic storm threatens the expedition; armed with AI technology, they're ready to meet the elusive cryptid before it's too late; Russell spies signs of Bigfoot.
After finding strange evidence in California, the team journeys to Prince of Wales Island, Ala., to find Bigfoot; as mysterious screams terrify the locals, Ronny, Mireya and Russell uncover proof that they're not alone in the wilderness.
Ronny suspects a shapeshifting monster from Alaskan lore may be responsible for the haunting howls he and Mireya heard near a remote lake; Russell chases a bipedal creature on a rampage, and Bryce analyzes potential Yeti hairs with shocking results.
Russell uses a robotic dog to explore an abandoned mine and discovers some unusual evidence; Bryce follows up on a terrifying 60-year-old Bigfoot encounter; Ronny and Mireya camp in a swampy area and find that something is too close for comfort.
After being stalked and hearing strange whistles, Ronny and Mireya decide to launch a sound trap; Russell finds himself trapped after pursuing a possible Bigfoot on a nearby island; Bryce learns a witness was withholding terrifying information.
Strange sounds lead to a disturbing discovery for Ronny and Mireya; Bryce hears blood-curdling screams near the target zone; Russell tracks a mysterious creature as it makes its way to the mainland.
When a Bigfoot tracker is taken from Prince of Wales Island, the team decides to split up; while Russell and Mireya investigate suspicious heat signatures on the mainland, Ronny stays back and encounters something unseen in his camp.
Following the discovery of possible Bigfoot handprints, the team splits up to investigate mysterious tracks that lead to an icy and perilous glacier; the team seeks out definitive proof of Bigfoot before the sun rises and ends the Alaska expedition.
The team returns to the Olympic Peninsula with a plan to lure out a Bigfoot by releasing primate pheromones; after Ronny and Mireya see something watching them, and Russell is blindsided, it becomes clear -- the hunters are now the hunted.
Russell tracks a massive creature to a box river canyon but finds he can't escape a shadowy figure on the prowl; Bryce discovers Bigfoot is lured in by whistling, while Ronny and Mireya realize something is watching them from across their base camp.
A mysterious shadow figure gets too close for Ronny and Mireya's comfort; Russell tracks a large creature along a well-used game trail but quickly realizes he's being stalked in return; Bryce makes an unsettling discovery at the bottom of a lake.
The team ascends massive pine trees in search of evidence from above; Bryce uncovers government secrets that may include underground bunkers; a 3D image specialist discovers possible man-made structures deep in the forest.
A top-secret government research facility hidden beneath the forest; an up-close encounter with Bigfoot; Russell is unnerved by a gruesome discovery.
The team uncovers a potential Bigfoot kill zone directly above Lake Fear; thrilled by their findings, they launch a squadron of patrol drones to sweep the area.
The team sees a lead slip through its fingers; a tip leads Bryce to wrap up the expedition in Washington state and relocate to a new Bigfoot hot spot.
At their new base camp in California, the team records a howl unlike anything they've heard before; Bryce learns of a potential Bigfoot cover up by the U.S. government; Russell, Ronny, and Mireya come face-to-face with danger while on a night hunt.
Russell finds fresh clues along an abandoned railroad track, while Ronny and Mireya experience a hotbed of unexplained sounds deep in the forest; Bryce learns new information about the history of Bigfoot in Northern California.
Using new tracking technology, Russell gets closer to his quarry than ever before; Bryce learns that Bigfoot may have psychic powers, leading Ronny to use an unusual technique to draw one out; Mireya is startled by strange lights in the night.
Visibly shaken Ronny and Mireya want answers about the unexplained activity they encountered the night before, while Bryce is baffled by some lights on the security camera; the expedition takes a turn when a team member goes missing.
The team pulls out all the stops to corner Bigfoot; Mireya travels on horseback to find evidence; Ronny recruits a psychic specialist to hone in on the creature; Russell catches sight of what could be real proof of Bigfoot.
When Russell films a shocking piece of video evidence, the whole team assembles to follow the trail; after a grueling journey through treacherous terrain, their search culminates in a monumental discovery.
After an investigation in Washington state and northern California, the team regroups to discuss its adventures and analyze evidence collected from the field; new information leads the team to a new target for its next expedition.
The team spends the next two and a half weeks in the mountains of Kentucky to continue its search for Sasquatch.
A recording of an alleged Bigfoot call is played over a speaker to see if it will elicit a response.
Mireya and Ronny encounter several unidentified creatures while in a Kentucky hollow; an enormous footprint is found on an old mining road.
The expedition takes a turn when Bryce sees a photograph of a human-like hand that has claws; Ronny and Mireya use newfangled tech to narrow their search after a piece of potential evidence is swept away in a storm.
There are just three days left in the Kentucky expedition; the team investigates a tree structure that could prove the existence of Bigfoot; a bloodhound tracker leads the team up Pine Mountain to a cave entrance.
The Kentucky expedition is red hot as the team explores a cave system that could be Bigfoot's underground lair.
The team heads to Washington state, the Bigfoot capital of the world; the team encounters several signs of Sasquatch activity in the new target zone.
Bryce enlists a hypnotist to unlock the memories of a Bigfoot witness.
The team investigates strange reports of Bigfoot turning invisible.
Strange, unmarked helicopters stalk the team through the Olympic Peninsula.
The team treads on dangerous ground as it scopes out a Bigfoot hideout.
Bryce, Mireya, Ronny, and Russell come together to go over the evidence that has been collected; the team reveals new environmental DNA discoveries.
The team reveal new evidence from their findings from last year's expedition in Oregon; the new Bigfoot target zone is revealed; never-before-seen footage.
An elite team of specialists uses an advanced data algorithm to pinpoint when and where they are likely to encounter Bigfoot; armed with the latest technology, they venture into the forests of central Oregon in search of the elusive beast.
With one team member down, Russell and Mireya head back into the forest to hunt down their leads; their intense investigation uncovers their first pieces of possible Bigfoot evidence.
As Bryce works with a scientist to analyze the hair sample, Russell discovers a structure he believes is a Bigfoot nest; new team member Ronny joins Mireya in a race to the nest to collect DNA samples that will break open the investigation.
The team plants tiny trackers around the clearing hoping they will cling to Bigfoot's fur; Mireya and Ronny return to where they heard whistles and saw glowing eyes; Mireya agrees to be bait in order to lure Bigfoot into the open.
After Russell records thermal imagery of what may be Bigfoot, Bryce hurries to have the footage analyzed by experts; the evidence is staggering; Mireya and Ronny realize they're not alone in the forest.
Mireya's nightmare comes true; Russell investigates a possible Bigfoot underwater passageway; Bryce secures an airship to survey the final square miles for Bigfoot's heat signature.
The team believes they've narrowed down the place where Bigfoot has been hiding throughout their expedition; a high-tech drone is deployed, and what takes place next is astonishing.