D.B. Cooper: Case Closed?

Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John Wilkes Booth, and more. Fresh, new evidence and perspectives will be showcased, such as never-before-released documents, personal diaries and DNA evidence.

The fascinating cases of every day, seemingly average moms, wives and girlfriends accused of murder. Did they really do it? And if so, why?

Uncover the heart-wrenching true stories behind crimes that transcended headlines and became part of popular culture. Exclusive first hand interviews reveal shocking twists, new evidence, and unexpected resolutions.

Monsters can be found lurking behind any innocent smile and on any street corner in America. Never-before-seen-video footage stares straight into the eyes of these killers who hide in plain sight. Anyone can be a monster.

Eighty-five million acres make up the National Park System, and only 33 special agents nationwide are responsible for investigating crimes that occur on this public land. This documentary series follows the uniquely qualified team that leads the investigations as they seek to bring law and order to some of America’s most rugged and remote landscapes, tackling a new case each season.

These are the terrifying tales of the unwanted neighbors who turn home sweet home into home sweet hell. A look inside the lives of horrific neighborly disputes and what happens when a simple issue turns into the worst night of a family's life. Do you really know who lives next door? This true-crime series tells the chilling tales of those with the misfortune to unwittingly take up residence within a stone’s throw of a psycho or killer.

Explore compelling cases that have gone cold for years, chronicling the journeys of the detectives who reopened them. The detectives relive the events of the crimes, reveal new twists and startling revelations, relying on breakthroughs in forensic technology and the influence of social media to help crack these cases.

Real crimes, disease outbreaks and accidents around the world are solved by experts using scientific laboratory analysis which helps them find previously undetectable evidence. Brilliant scientific work helps convict the guilty and free the innocent.

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

MegaStructures is a documentary television series appearing on the National Geographic Channel in the United States and the United Kingdom, Channel 5 in the United Kingdom, France 5 in France, and 7mate in Australia. Each episode is an educational look of varying depth into the construction, operation, and staffing of various structures or construction projects, but not ordinary construction products. Generally containing interviews with designers and project managers, it presents the problems of construction and the methodology or techniques used to overcome obstacles. In some cases this involved the development of new materials or products that are now in general use within the construction industry. MegaStructures focuses on constructions that are extreme; in the sense that they are the biggest, tallest, longest, or deepest in the world. Alternatively, a project may appear if it had an element of novelty or are a world first. This type of project is known as a Megaproject.

Filmed over 10 years, this real-life thriller follows a DNA exoneree who, while exposing police corruption, becomes a suspect in a grisly new crime.

Motoring programme featuring reviews of and reports about cars of all types.

What happened in the final days of Gabby Petito's life? In this gripping true-crime series, her loved ones reveal the untold story of her tragic murder.

American Masters is a PBS television series which produces biographies on enduring writers, musicians, visual and performing artists, dramatists, filmmakers, and others who have left an indelible impression on the cultural landscape of the United States.

A rare look at warring animal clans battling for survival in a remote region of Africa, which is drying up after years of flood-soaked abundance.

Revisit the shocking 1999 murder of beloved TV presenter Jill Dando, which continues to mystify experts and the public, in this in-depth documentary.

This docuseries captures the remarkable rise and unprecedented success of one of the most dominant and iconic franchises in professional sports. Featuring exclusive access to the Buss Family and probing, revealing interviews with players, coaches, and front office execs, this series chronicles this extraordinary story from the inside – told only by the people who lived it.

Oscar and Grammy Award-winning producer and artist Mark Ronson explores the intersection of technology and musical innovation with his heroes and fellow hitmakers – including Paul McCartney, DJ Premier, Charli XCX, Dave Grohl, and Questlove.

A showcase of the wonders, secrets and fragilities of the Americas, narrated by Tom Hanks.

Don Wildman unearths relics from the world's greatest institutions to reveal secrets from the past. He examines each artifact to illuminate history's most incredible triumphs, sensational crimes and bizarre encounters.

Antiques Roadshow is a British television show in which antiques appraisers travel to various regions of the United Kingdom to appraise antiques brought in by local people. It has been running since 1979. There are also international versions of the programme.

An intelligent detective from Kolkata solves many mystery that unsolved by police without any weapons.

A quirky spy show of the adventures of eccentrically suave British Agent John Steed and his predominantly female partners. Jonathan Steed - an urbane, proper gentleman spy - teams with various assistants throughout the series' run, including Dr. David Keel, Cathy Gale, Emma Peel and Tara King, to repeatedly save the world from diabolical schemes plotted by equally diabolical evil-doers (among them robots and man-eating monsters).

Jack Frost is a gritty, dogged and unconventional detective with sympathy for the underdog and an instinct for moral justice who attracts trouble like a magnet. Despite some animosity with his superintendent, Norman “Horn-rimmed Harry” Mullett, Frost and his ever-changing roster of assistants manage to solve cases via his clever mind, good heart, and cool touch.

Fictional author-filmmaker, Eric Jonrosh, adapts his epic tale of a pianist-turned-detective investigating a murder in the 1950s underground jazz scene.

Professor Jasper Tempest, a genius Cambridge University criminologist with OCD and an overbearing mother, advises the police. British version of the Belgian crime drama of the same name.

Unsolved murders, missing people, cold cases. How do you cope with not knowing what happened? Detective James Cormack (Travis Fimmel) is focused on solving cold-case mysteries. At the same time, he’s haunted by his personal quest to find his younger brother, who vanished when they were children.

A detective jumps to 30 years into future while chasing a killer through a tunnel. The murders which stopped 30 years ago are going to start again. Can the detective find the killer and return to his original time or is he going to lose more people in the chase of cat and mouse?

The Killing is a Danish police procedural set in the Copenhagen main police department and revolves around Detective Inspector Sarah Lund and her team, with each season series following a different murder case day-by-day and a one-hour episode covering twenty-four hours of the investigation. The series is noted for its plot twists, season-long storylines, dark tone and for giving equal emphasis to the story of the murdered victim's family alongside the police investigation. It has also been singled out for the photography of its Danish setting, and for the acting ability of its cast.

A chilling series in which survivors of a paranormal experience relive their harrowing encounter.

An extraordinary sense of smell gives a crime investigator unique insight into solving mysteries, but his gift takes a toll on his personal life.

An ex-gymnastic teacher working as a police detective and a super-elite Tokyo University graduate prosecutor are to become a bizarre buddy. They always clash head-on, but eventually they find themselves sharing the same chemistry within themselves.

A superhero drama about Soo-yeol who has lived his whole life as a materialistic police detective, but changes into a champion for justice and fights against police corruption when a hidden persona called "K" awakens inside him.

Five women with the same birthmark set out to unravel the truth about their pasts and discover a tragic web of lies spun by a powerful politician.

American serial killer H.H. Holmes has a dark legacy. Now, through his grandson's research, it may be that Holmes and Jack the Ripper are one in the same.

Don Wildman unearths relics from the world's greatest institutions to reveal secrets from the past. He examines each artifact to illuminate history's most incredible triumphs, sensational crimes and bizarre encounters.

North America's outdoor country represents an expanse of virtually unexplored wilderness, making it a hotbed for mysteries and the unexplained. There have been hundreds of true tales reported by people every year. Now through eyewitness accounts and key facts, the hidden stories of these beautiful locales are revealed.

These are some of the most spectacular examples of abandoned engineering the world has ever known. The series explores how and why they were built, consider the financial and social costs of their failure and examine the environmental and ecological impacts. The series also explores how experts came up with plans to make something beautiful or useful from the ruins.