The Dachstein Giant Ice Cave is one of the greatest natural wonders of the Alps featuring massive ice formations frozen waterfalls and impressive caverns. The cave stretches 2 kilometers long and contains 13000 cubic meters of ice reaching up to 20 meters thick in places. Temperature inside remains constant at minus 2 degrees Celsius year-round so dress warmly. Access requires a cable car ride to Schonbergalm station at 1350m elevation then a 15-20 minute walk. Guided tours last 50 minutes revealing enchanted ice palaces. One of Austrias most spectacular underground attractions