Discovery Channel

Jeff struggles to keep down food; Trish and Amber hit a breaking point; Matt, Dan and Waz cross piranha-filled waters to score a big kill; EJ and Steven's new camp is stalked by a jaguar; a survivalist leaves the group to go solo.

Everything the participants thought they knew about the experiment changed; those who felt they were on solid ground are now treading lightly; no one's safe as they head to their first elimination; contestants' hidden dark sides are revealed.

"Naked and Afraid" legend Laura Zerra returns to mentor a blacksmith and a former MMA fighter as they attempt to survive 21 days in Yucatán; scant food resources, deadly crocodiles and violent storms shake their confidence.

Shanika and James begin their 21-day solo challenge; ravaged by insects, Terra considers hiking back for the fire starter.

Cameras capture the unfolding disaster as a powerful EF-4 tornado devastates Mayfield, leveling the courthouse, police headquarters and jail where officers race to rescue trapped inmates while preventing escape.

When wind-driven fires explode across Los Angeles in January 2025, cameras capture chaos and heroism as residents attempt to rescue loved ones and flee burning neighborhoods.

Cameras capture the unfolding disaster as a powerful EF-4 tornado devastates Mayfield, leveling the courthouse, police headquarters and jail where officers race to rescue trapped inmates while preventing escape.

Ravaged by bugs, Heather must move camp, but with no map the grueling trek puts Andrew's challenge at risk; Bulent works to trap a wild pig, but his approach frustrates his team; Candice tries to turn the pelican carcass into a new food source.

When wind-driven fires explode across Los Angeles in January 2025, cameras capture chaos and heroism as residents attempt to rescue loved ones and flee burning neighborhoods.

Cameras capture the unfolding disaster as a powerful EF-4 tornado devastates Mayfield, leveling the courthouse, police headquarters and jail where officers race to rescue trapped inmates while preventing escape.

Cameras capture the unfolding disaster as a powerful EF-4 tornado devastates Mayfield, leveling the courthouse, police headquarters and jail where officers race to rescue trapped inmates while preventing escape.

Everything the participants thought they knew about the experiment changed; those who felt they were on solid ground are now treading lightly; no one's safe as they head to their first elimination; contestants' hidden dark sides are revealed.

When wind-driven fires explode across Los Angeles in January 2025, cameras capture chaos and heroism as residents attempt to rescue loved ones and flee burning neighborhoods.

Drew haggles with a teacher, does business with a Blackburn dealer and squeezes into a hoarder's shed.

The stakes are unusually high as Drew and the team prepare to launch a new retail space at Liberty, one of London's most luxurious department stores.

Drew haggles with a teacher, does business with a Blackburn dealer and squeezes into a hoarder's shed.

The stakes are unusually high as Drew and the team prepare to launch a new retail space at Liberty, one of London's most luxurious department stores.

Drew haggles with a teacher, does business with a Blackburn dealer and squeezes into a hoarder's shed.

The stakes are unusually high as Drew and the team prepare to launch a new retail space at Liberty, one of London's most luxurious department stores.

The crew builds one of their fastest bikes ever, but a problem threatens the schedule; Junior and Senior work on a badly beaten Yankee bike.

Mark and team seek revenge on self-centered office workers by rigging the ultimate non-smoking area; they pay back office workers for rude elevator etiquette by taking them on the wildest and stinkiest ride of their lives.

Rober and team take on reckless drivers by unleashing a police robot targeting double parkers; they take their revenge to the next level by catching distracted drivers in the act and revealing them on the jumbotron at an NHL hockey game.

Mark gets sporty in a field-goal kicking contest with his mechanical creation, shows off a rocket-powered golf club and perfects the art of rock skipping.

A stunt driver, a drift instructor, and an exotic car salesman get the chance to live their ultimate driving fantasy - wheelmen in their very own high-speed car chase; the fantasy quickly turns into a nightmare for one getaway driver.

Racers line up in Tulsa, Okla., for the upcoming Great 8 race, but changing temperatures challenge the drivers; everyone's chasing Kye, the current points leader; Lizzy debuts her new car, Bonnie 2.0; Damon works hard to turn his Friday luck around.

A stunt driver, a drift instructor, and an exotic car salesman get the chance to live their ultimate driving fantasy - wheelmen in their very own high-speed car chase; the fantasy quickly turns into a nightmare for one getaway driver.

Mark gets sporty in a field-goal kicking contest with his mechanical creation, shows off a rocket-powered golf club and perfects the art of rock skipping.

Billy rallies the family toward the monumental next stage of North Star Ranch, including the discovery of gold mines on the land.

Diesel Dave picks his first giveaway truck and dreams big, attempting to build the 2020 version of the Kodiak; Todd LeDuc challenges the guys to a desert race and flips the script by picking The Muscle to be on his team.

Richard Rawlings makes Brian Bass an offer he can't refuse to turn his antique Ford into the ultimate Gas Monkey shop truck; Richard is seeing green over a 1970 Cuda, but transit trouble has the rest of the Monkeys seeing red.

Richard Rawlings and his team take on a struggling custom hot rod shop in Huntington Beach, Calif., and try to turn it around in less than a week.

OH boasts some seriously fast small tire racers; with the recent loss of a friend, one is racing for a cause; Doc tries to negotiate himself a good race.

Billy rallies the family toward the monumental next stage of North Star Ranch, including the discovery of gold mines on the land.