castles of saint ulrich, girsberg and haut-ribeaupierre in the vosges mountains near ribeauville. alsace, france

aerial alsace ancient architecture attraction building castle chateau cold destination drone europe flight forest fortress france frost girsberg haut hautrhin high hill historic landscape medieval mountain nature old panorama rhin ribeaupierre ribeauville ruin saint saintulrich scenic sights sky snow stone top tourism tower travel ulrich valley vosges white winter