Three researchers say they discovered massive structures under the pyramids at Giza. But what evidence do they provide?

Researchers explore the possibility of a secret passage that may have been used in ancient times for strategic, diplomatic, or commercial purposes.

From its centuries-old vineyards to its fairytale castles, Central Bohemia offers big attractions beyond the big city.

It is the largest excavated underground city in the world and stretches more than 85 metres below the surface.

T he Ancient Relics are among the toughest collectibles to gather in Indiana Jones and the Great Circle. With a total of 50 ...

A cross inlaid in the floor of a library marks the spot where Indiana Jones has to dig to access the ancient catacombs ... There is no room for underground chambers or passages, and only a few ...

Hop on a ferry to Nanaimo and prepare to hit the road for a mini road trip to Little Huson Caves Regional Park.

Inside the ancient complex ... This highly rated tour provides access to the underground of the Colosseum, where you'll discover the network of passages, cells and chambers that once served ...

At present, the underground corridors, which had not been originally part of the castle, house an exhibition documenting ...