Watch footage of the treacherous journey down into the world’s deepest hotel - 1,375ft underground in a disused Victorian slate mine - which has an all-year-round temperature of 10C. The world's ...
Twin-bed cabins 1,375ft below Snowdonia at Go Below Deep Sleep. (Go Below via SWNS) By Lauren Beavis via SWNS Welcome to the world's deepest sleep - a hotel 1,375ft underground but only accessible ...