The internet loves a hidden room, and one woman's video ... floor or an unfinished dirt floor. Every closed crawl space has an access door, which you may find outside at the back of the house ...

Just when we thought we'd uncovered every unsettling thing you could possibly find in your home—like trap doors, messages ...

The second intriguing find was a secret room found "in the bathroom, directly opposite the door in the wall." However, when they opened it, it was rather a small crawl space than a room.