Hidden doors can lead to a playroom, reading nook, home office, powder room, man cave or a covert storage area that helps the rest of your space to remain clutter-free. A hidden door can be used in place of a hallway to separate a bedroom from a living room in a smaller space; to hide a work room from sight when not in use; or to create a place to get some me time away from family members. Check out the following hidden door ideas to help inspire you into creating a secret space of your own.