Dark5 has produced this Youtube video featuring five of the scariest secret rooms ever discovered around the world.
What are the untold secrets of these secret rooms, hidden from sight? Are they harbouring some of the darkest and most sinister secrets known to human nature?
From secret sound-proofed dungeons in hotels, to subterranean vaults, and cellars containing shackles that houses 'naughty children', and bunkers named 'The Miranda' , built by Charles Ng the infamous murderer, these secret rooms hold some dark, dark secrets.
This video shows five of the most secret rooms in the world, each with its own story to tell.
Fancy being locked away in any of these?