Secret doors aren't just in the movies. With a few tools and materials, you can build your own bookcase that doubles as a secret door into a crawlspace or attic. Attic rooms and areas under stairs ...

Who didn’t dream of a hidden door or secret passage in the house when they were kids? Some of us still do! [SPECTREcat] had already built a secret door in a fully functioning bookcase with a unique ...

What is it that compels us about a secret door? It’s almost as if the door itself and the promise of mystery is more exciting than whatever could lay beyond. In any case, [Scott Monaghan] is a lover ...

The life of a gadget journalist involves storing away dozens of cardboard boxes filled with gizmos, away from civilian eyes. Hopefully in a secret gadget lair sealed off by these bookshelf-slash-doors ...

A lot of us have doors in our homes that don’t really go anywhere important. Do you really need to get into the closet where you keep the Halloween decorations and Aunt Claire’s desiccated body every ...

I built this custom bookshelf door to reveal a hidden room behind it. In this video, I demonstrate how it seamlessly blends into the wall and smoothly swings open to uncover the secret space. I love ...

If you buy something using links in our stories, we may earn a commission. Learn more. House hacks! Simple, ingenious, and sneaky, the Woodfold Bookcase Doors make it easy to completely conceal a room ...

Japanese design principles were combined with Mediterranean materials inside this compact apartment designed by Miriam Barrio Studio in Barcelona, Spain. Referencing themes from the Japanese design ...

The listing photos for #15 at 26 Beaver Street fail to reveal the most interesting element of the apartment, but the floorplan, as usual, shows all. What caught our tipster's eye was something out of ...

In the summer of 1942, to protect Anne Frank and others in hiding, Johan Voskuijl constructed a revolving bookcase to conceal the entrance to the Secret Annex at 263 Prinsengracht. As Nazi threats ...