TravelCheck-in - The Travel Guide | 11.03.201703/13/2017March 13, 2017Check-in presenter Lukas Stege takes a skiing lesson on the Nebelhorn in the Allgäu region and tries out a snowbike. He also talks to alpine lodge owner Matthias Geiger about sustainable tourism.https://p.dw.com/p/2YpS8Advertisement