Titlis Ice Cave, is a blue ice cave located on Mount Titlis, an hour's drive from the city of Lucerne, Switzerland. The age of the cave is estimated at 5,000 years, and its length is 150 meters. The temperature inside the cave ranges between 1 to minus 5 degrees Celsius, and adventure tourists can Access to the cave is via the Titlis Station Level I path, where they explore the natural wonders lurking in the cave, but be careful as the path is slippery, but there is an iron bridge to hold on to on the sides.