Your house is rather nice, your decoration or the arrangement of your rooms are suitable for you, but you find that it lacks something: a touch of originality perhaps and why not a touch of mystery?
There are a whole lot of ideas, each more ingenious than the other, be it a library, a fireplace, a chest of drawers, a staircase, a room hidden by a backdoor …
Here are some examples of achievements of secret passages:
A little concealment and voila!
) (Source: http://hiddenpassageway.com/ )