Countdown to Apocalypse(2012)

Reenactments of alien 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.

Over the past four and a half decades, the so-called D.B. Cooper skyjacking case has captivated countless armchair detectives - not to mention teams of FBI investigators - hoping to finally crack the nation's only unsolved act of air piracy. Now a California man, who has assembled a team of investigators, thinks he may have finally solved case, which will be detailed in the two-part History Channel special D.B. Cooper: Case Closed? that airs on Sunday and Monday.

Historian Justin Jampol unlocks the secrets of the past through recently unearthed artifacts. Using scientific testing and detective work, his investigations reveal new details about the most significant moments in history.

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

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.

Part detective story, part true-life drama, long-running series explores some of the most iconic moments in history to debunk myths and shed new light on past events. Using the latest investigative techniques, forensic science and historical examination, it shatters accepted wisdom, challenges prevailing ideas, overturns existing hypotheses, spotlights forgotten mysteries, and ultimately rewrites history.

Antikrundan is the Swedish version of the original BBC format Antiques Roadshow. The show visits different locations in Sweden and lets people bring their antiques to be valued by experts. It remains popular and often has more than 2 million viewers. The 19th season was shown in 2009. Most of the experts have been with the programme since the start. Jesper Aspegren was the original host. He left in 1999 and was succeeded by Anne Lundberg. Antikrundan started out as a coproduction between SVT Malmö and the BBC where the Antiques Roadshow would visit Scandinavia for two programmes. Antikrundan premiered in August 1989 on TV2 and has since been shown on SVT every year. Antiques Roadshow is shown on BBC Lifestyle and TV8 in Sweden.

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.

Real cases of perplexing disappearances, shocking murders and paranormal encounters fuel this gripping revival of the iconic documentary series.

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.

Mysterious events, compelling figures, and great unanswered questions from the past are explored in this National Geographic series.

A recently unearthed repository of materials formerly classified by the secret government....The Phenomenon Archives. This series covers the taboo subjects which have had light shed on them by pouring over the materials in this repository.

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.

A true crime series investigating Hollywood's most intriguing criminals, murders and cases of corruption, exploring infamous headlines that captured the nation's attention using archival footage, new interviews and stylized depictions of past events.

Tori Herridge and a team of scientists piece together life stories behind unearthed bones

Don’t be scared of the rickety rollercoaster or the haunted house. It’s not the rides that will kill you. It’s the people. KILLER CARNIES unravels stories of violent crime with mysterious ties to carnivals, town fairs or arcades – deceptively cheery places perfectly poised for spine-chilling horror. Each case reveals the crime scenes behind the bright lights where detectives must piece together the truth, encountering suspicious drifters and family members left devastated by tragedy. How did the epitome of American fun descend into something so deadly? In KILLER CARNIES, it becomes clear that it’s not always fun at the fair

Our planet’s lakes make up a huge freshwater reserve delicately balanced between the water that feeds them and the rivers they feed.