This next chapter in the flagship Generation Iron film series explores the controversial world of professional natural bodybuilding by following top pros competing for the Natural Olympia title in a league dedicated to ensuring all competitors are free of performance enhancing drugs. With drug use evolving at a rapid pace across sports and entertainment, natural bodybuilding as a whole has been criticized and questioned. Can the league guarantee that these competitors are truly natural?

On the Trail of Bigfoot: The Journey follows cryptid documentarian Seth Breedlove and his crew as they head to the Adirondacks of update New York for an intensive, adventure-filled week searching for Sasquatch. The team joins bigfoot researchers like Steve Kulls (“Monsterquest”) and Paul Bartholomew (Finding Bigfoot, Beast of Whitehall) who lead them on the search for their quarry. The Journey takes a deep look into the subject of bigfoot, but also what spurs people to spend their lives searching for a creature many believe doesn’t exist. Along the way, the crew makes a stop in Whitehall, NY, home to an incident involving multiple members of law enforcement claiming to see a bigfoot in a field off a rural road. The crew has multiple unusual experiences during their various night investigations near Lake George, Whitehall, and Western Massachusetts. The Journey unveils some of that evidence.

Follows women who dared to aim higher from Lego-loving young girls who includes female pilots in her toy airplanes, to a courageous women who helped lead shuttle missions to space.

Superstar a capella group Pentatonix is struggling to find inspiration for their annual holiday album, and the clock is ticking. To make matters worse, their well-intentioned but misguided manager mistakenly locks them in a magic mailroom. But with the help of some Disney magic, we’re soon on a whirlwind tour around the world, discovering holiday traditions and inspiration from Pentatonix fans all around the globe: from Tokyo to Grenada, Ghana to Mexico and Iceland.

Follows elite climber Alex Honnold and a world-class climbing team led by National Geographic Explorer and climber Mark Synnott on a grueling mission deep in the Amazon jungle as they attempt a first-ascent climb up a 1000 foot sheer cliff.

Described as being a film about determination, danger and the ocean’s greatest depths, James Cameron’s “Deepsea Challenge 3D” tells the story of Cameron’s journey to fulfill his boyhood dream of becoming an explorer. The movie offers a unique insight into Cameron’s world as he makes that dream reality – and makes history – by becoming the first person to travel solo to the deepest point on the planet.

Freedom Fighter looks at persecution around the world, while following the story of Majed El Shafie, an Egyptian man tortured and sentenced to death in Egypt for his faith. Now he fights for the those who are suffering under severe persecution, even risking his life to save a little girl named Neha in Pakistan who was raped at the age of 2 by a Muslim extremist.

Locked away from society in an apartment on the Lower East Side of Manhattan, the Angulo brothers learn about the outside world through the films that they watch. Nicknamed ‘The Wolfpack’, the brothers spend their childhood reenacting their favorite films using elaborate home-made props and costumes. Their world is shaken up when one of the brothers escapes and everything changes.

The absorbingly cinematic Ascension explores the pursuit of the “Chinese Dream.” Driven by mesmerizing—and sometimes humorous—imagery, this observational documentary presents a contemporary vision of China that prioritizes productivity and innovation above all.

In a groundbreaking expedition on Mount Everest, dozens of scientists converge to investigate what secrets the world’s highest peak has to tell us about our changing climate. The notorious Khumbu Glacier is mapped in stunning detail, biologists study extreme lifeforms, and a team of Sherpas and climate scientists climb straight toward the “death zone” to install the highest weather station in the world.

A new scientific expedition follows the King Cobra into the wild for the first time.

An in-depth interview with José Antonio Urrutikoetxea, known as Josu Ternera, one of the most relevant leaders of the terrorist gang ETA.