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 day? Why not add a secret bookshelf doorway!
Kenbob has posted a great Instructable — albeit designed by his father-in-law — about how to create a secret doorway out of a bookshelf. It shows all the hinging necessary to make things open and close smoothly and ensure that your rare Albanian jumping spider collection will be hidden from they authorities when they raid your bungalow.