The winter hike passes the source of the Drava/Drau River. The Drava/Drau is a river of 749 km which takes origin in the field of Dobbiaco/Toblach and crosses Italy, Austria, Slovenia, Croatia and Hungary.
Further information to the water treasures of Dobbiaco: www.three-peaks.info/en/dobbiaco/dobbiaco/experiencing-dobbiaco/lago-di-dobbiaco-and-dobbiaco-water-treasures.html?_ga=1.204887893.455846822.1385385320
How to reach Toblach/Dobbiaco: https://www.drei-zinnen.info/en/dobbiaco/dobbiaco/contact-and-service/arrival-mobility.html
Parking places are available.