A massive castle with swinging bookcases that lead to secret passageways is on the market for $2.15 million in rural Allegan County. Michael and Nancy Bylsma listed their 7,529-square-foot Castle Van ...

Researchers from the Politecnico di Milano claim to have discovered mysterious underground passages beneath the medieval ...

The play "Secret Passage" is opening first-round tickets today (the 10th) ahead of its performance on Feb. 13 next year at NOL Theater Daehangno Woori Investment & Securities Hall (medium theater).

As I shoved my face towards the reverse of an ornate grate high above the very first rooms you enter in Birmingham Museum and Art Gallery, I found myself holding my breath. I'd walked through the ...

Hidden rooms and secret passageways might sound like something out of a mystery novel. But some architectural details really can expose secret spaces behind walls or beneath floors. Isfira Jensen, CEO ...

For the first time in nearly 2,000 years, visitors to Rome’s world-renowned Colosseum will have the opportunity to walk through a hidden imperial passage that once allowed Roman emperors to reach the ...