We’ve all had that childhood dream of pulling a specific book on a library shelf and watching a wall slide open to reveal a hidden lair. While most of us assume that secret rooms are reserved for ...

Millions of tourists flock to the world’s most iconic landmarks every year, snapping photos of the facades and walking the designated paths. However, many of these architectural wonders hold secrets ...

Add Yahoo as a preferred source to see more of our stories on Google. Nancy Giles goes in search of hidden rooms, and finds some of them in the most unexpected places. She talks with Steven Humble, ...