Rooms so secret that some never even officially existed… what were they hiding? Dark 5 takes a look at the five most secret rooms in the world.
[youtube https://www.youtube.com/watch?v=K6B3avfo4RI]
and check out ten chilling photos with disturbing backstories.
http://theforteanslip.blogspot.com/2015/11/10-chilling-photos-with-disturbing.html