Hidden Doors What could be cooler than having a door that’s completely concealed when it’s closed? One so secret that until you open it, no one else even knows it exists. Hidden doors are typically attached to large bookshelves but can be found behind other seemingly ordinary things, too, like life size pieces of art.
"New Jersey Concealment Furniture. The designers have created not just one or two pieces, but an entire range of furniture dedicated to concealed firearms storage." They're automatically cool because of the hidden compartments.