View over Danube Gorge to Wildenstein Castle, Upper Danube Nature Park, Swabian Alps, Baden-Wurttemberg, Germany, Europe

photography horizontal color image travel destinations travel germany europe danube gorge wildenstein castle castle fortress built structure architecture upper danube nature park swabian alps mountain baden wurttemberg no people outdoors day landscape clear sky snow winter forest tree gorge wintry cold cold temperature chill chilly trees travel destination tourist destination tourist destinations outdoor outside nobody no one no person mountains forests daytime castles fort forts fortified fortification history historic historical