Spend a night in a silver mine05/27/2016May 27, 2016Silver was mined here for 500 years. Now it is houses what is surely the world's deepest underground hotel room. The "Mine Suite" is located 155 meters below ground.Copy linkImage: gruvtroll.seAdvertisementEurope's quirkiest hotels: the silver mine05:00This browser does not support the video element.