Ultimate Factories also known as Megafactories is an American documentary television series that premiered in 2006 on the National Geographic Channel. The program explores the inner workings of factories worldwide. Each episode profiles the machinery and manpower behind each factory’s main product, featuring close-ups, breakdowns, interviews, and side stories to show the sequence of events to produce the product in the factory. Hoff Productions was one of the principal producers of this highly successful series. It also airs in non-US markets as Megafactories.

In this crime docuseries spinoff, a convict is paroled 30 years after being sentenced to death for murder. Then he makes a stunning confession.

The story of The Manson Family — including never-before-accessed interviews from former family members and journalists first on the scene and in the courtroom, weaving these original narratives with archival footage and newly-unearthed images.

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First-hand accounts of the planet’s fiercest storms.

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Go inside La Línea, the Spanish beach town turned into Europe’s drug trafficking hub, and meet the law enforcement officials determined to change that.

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A fly-on-the-wall inside look at the goings-on of Tottenham Hotspur during the 2019-20 football season.

Engineers, officials and the crew members’ families provide their perspective on the 1986 Space Shuttle Challenger disaster and its aftermath.

The origin stories of 10 athletes, entertainers, and musicians. Each episode centers around a visit to the celebrity’s hometown, touring important locations central to their upbringing. A supporting cast of family members, coaches, teachers, mentors and friends are interviewed, sharing rarely heard anecdotes and insights into the star’s “becoming” story.

Michael Mosley assembles 12 of the UK’s leading medical experts to diagnose patients with life-changing symptoms that have baffled other doctors.

Cowboys and ranchers rely on their deep knowledge of the land to search for prehistoric dinosaur fossils – from T-Rex and Triceratops to discovering a rare and disputed dinosaur species.

Actor Zac Efron journeys around the world with wellness expert Darin Olien in a travel show that explores healthy, sustainable ways to live.

Every year, two million zebras and wildebeest thunder along the Serengeti plains on a pilgrimage to the grassy highlands. Witness the largest mass migration on the planet, a high-stakes journey fraught with danger and drama.

Gripping examination of the unsolved crimes of the Golden State Killer who terrorized California in the 1970s and 1980s.

This two-part documentary pulls back the curtain on Russian collusion in the 2016 U.S. presidential election.

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The fearless four quarantine themselves for two weeks in Bagans’ famed ‘Haunted Museum’ in Las Vegas, all by themselves.

Behind-the-scenes as Schumer goes through an extraordinarily difficult pregnancy while touring to prepare for a stand-up special.

Seven iconic athletes pull back the curtain on a pivotal career moment when they touched greatness. A stylized hybrid of live action and visual effects, this short-form docuseries sheds new light on the sports legends you thought you knew.

Coaches with championship résumés share their personal rules for success in sports and life in this reflective and inspiring documentary series.

Dan McKernan relocated from Austin, Texas, to take over his family’s 140-year-old farm in Michigan and transform it into the “Barn Sanctuary,” a place for farm animals that have experienced abuse, neglect and more; the show follows Dan and his family as they learn the ropes of their new life on the farm and give the barnyard animals a second chance at life; it also documents his travels across the country to rescue barn animals.

The team behind Frozen II open their doors to cameras for a six-part documentary series to reveal the hard work, heart, and collaboration it takes to create one of the most highly-anticipated films in Walt Disney Animation Studios’ near-century of moviemaking. Cameras were there to capture an eye-opening – and at times jaw-dropping – view of the challenges and the breakthroughs, the artistry, creativity and the complexity of creating the #1 animated feature of all time.

Extreme angler and underwater detective Jeremy Wade dives into greater depths to solve the greatest underwater mysteries known to man.

Explore phenomenal female animals: the rebel matriarchs, powerful leaders and dangerous lovers of the natural world.

In April 1991, Detlev Rohwedder, the head of Treuhand, the East German Privatization and Restructuring Agency, was assassinated in Dusseldorf. This documentary details the strange evidence recovered.

With unseen archive footage and interviews with the sport’s greatest names, this Sky original docuseries celebrates the incredible 70-year history of Formula 1.

A five-part documentary series examining the gripping story of high school football star Greg Kelley who was convicted of sexual assault of a four-year-old boy, and sentenced to 25 years in prison with no possibility for parole. But a groundswell of support emerged for Kelley, calling into question the investigation, the prosecution’s tactics and ultimately, the validity of the conviction.

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Artist and social commentator Grayson Perry crosses the US, exploring its biggest fault lines, from race to class and identity, making art as he goes

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English football’s famous ‘fallen giant’ Leeds United is at the start of a journey: to win promotion back to the Premier League. New owner Andrea Radrizzani has recruited a world-class head coach, Marcelo Bielsa, to lead the team back to the promised land. This will be one of the most dramatic seasons in the club’s history as fans, players and a city start to dream of a return to the top flight.

A timely antidote for our modern lives, this revolutionary series takes audiences on an immersive audiovisual journey designed to help you relax and transform how you feel. Each episode is brought to life by narration from some of the smoothest voices in Hollywood.

Get inspired as musicians dig deep into the creative process of songwriting and reveal their intimate thoughts in a series based on the hit podcast.

The right to vote is at the foundation of America’s democracy. But not every vote is created equal. How does the system work, and can it be fixed?

A five-part documentary series based on the best-selling book by Errol Morris. When Army surgeon Jeffrey MacDonald is sent to prison for killing his family, a storm of swirling narratives challenges our very ability to find the truth all the while overshadowing a chilling possibility: MacDonald may be an innocent man.

Explore the Bush family’s internal dynamics: the influential matriarchs, sibling ambitions and unceasing competitive spirit which drove them to power. Through archival footage and interviews with historians, journalists, political figures and Bush family members, the series reveals a story of triumph, tragedy, heroism, faith, and an evolving conservatism.

UFC Fight Island: Declassified, a new thought-provoking, four-part docuseries exposing the determination, heartbreak and raw emotion of UFC’s challenge to produce a major sports event when much of the world was shut down.

Four-part docu-series following the search for one man, Richard Scott Smith, who over the past 20 years used the internet and his dubious charms to prey upon unsuspecting women in search of love — conning them out of their money and dignity.