This week we discuss several unexplained mysteries; The Bélmez Faces: a paranormal phenomenon in a house in Spain, when residents claimed images of faces appeared in the concrete floor of the house; the mysterious disappearance of the Flannan Isles Lighthouse Keepers in Scotland; and the Mirny Mine - the largest open-pit diamond mine in the world, that is rumored to have some sort of vortex that can suck helicopters out of the sky if they get too close.