There's no cooler way to hide a room than the secret bookcase doors you see in mystery novels and Batman. Making one yourself ...

Add Yahoo as a preferred source to see more of our stories on Google. Secret passageways, trap doors and hidden rooms were standard in some of your favorite mystery series – like "Scooby-Doo" or Nancy ...

Hidden doors are the perfect way to transform a plain wall or bookcase into a unique design feature. Not only do they allow you to live out your spy movie fantasies, but they also serve a practical ...

Secret passageways, halls and chambers date back thousands of years. Perhaps it’s the novelty or the sense of security that an unexpected space can provide. Some hidden spaces are frequently used, ...

Secret passageways, trap doors and hidden rooms were standard in some of your favorite mystery series – like "Scooby-Doo" or Nancy Drew. You probably saw them coming. But in real-life, you'd never ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Hidden rooms and secret passageways might sound like something out of a ...

Secret passageways, trap doors and hidden rooms were standard in some of your favorite mystery series – like "Scooby-Doo" or Nancy Drew. You probably saw them coming. But in real-life, you'd never ...