To get into the fort at Maleshov you've got to go through quite the gauntlet of obstacles, and when you finally learn of the hidden passage, you've got to follow some vague instructions to ...

According to a recent YouTube video, a mysterious series of rooms and tunnels were found under actor Gene Hackman's house.

Once only indicated through a sketch by Leonardo da Vinci from around 1495, concealed passageways have been discovered ...

An curved arrow pointing right. Steve Humble dreamed of filling his giant house with secret passageways, but when he looked for a company to build them, he couldn't find one. So he started a ...

He and Eavis planned to ascend into the roof of Sarawak Chamber, searching for tunnels that ran through it like hidden passages in the ceiling of a mansion. Local porters ferry the expedition team ...