This series demonstrates that dogs aren't merely man's best friend. Focusing on the different dog squads used by the police, find out how canines help combat crime.

Throughout history, secret societies assemble for mysterious purposes, below the surface, under lock and key, in the darkest corners around the world.

With the recent declassification of military records, service members are coming forward for the first time to share stories of unexplained events.

Inside an old tool factory in New England, restorers and craftsmen repair precious items and family heirlooms in secret, then reveal them to unsuspecting recipients.

Cracking the Code reveals the greatest codes known to humanity and the brilliant minds that cracked them.

Rick and Beau investigate the River Avon, a site with a history well beyond Shakespeare thanks to the decisive Battle of Tewkesbury, fought during the Wars of the Roses.

Exploring where Nazi leader Adolf Hitler got the money and backing to achieve power in 1933 Germany.

In Deadman's Curse, former MMA fighter Kru Williams and young explorer Taylor Starr join seasoned legend hunter and mountaineer Adam Palmer to finally solve the mystery of Slumach's lost gold mine.

Takes the UFO and Extraterrestrial Phenomenon to the next level by using investigation techniques to figure out exactly what the history is behind the mystery of some of the most well-known, extraordinary cases of the last 75 years.

Discover the extraordinary secrets behind uncharted jungles across the globe as experts use the latest science and tech to explore the lost civilizations and undiscovered treasures rumored to be hidden inside.