wind turbine on the hornisgrinde, black forest, in the middle the small bismark tower. baden wuerttemberg, germany, europe

architecture area attractions baden bismarck black blue climate conservation district energy europe excursion forest germany high hiking holiday hornisgrinde interest landmark landscape leisure moor mountain mummelsee natural nature ortenau peat point power protected recreation recreational renewable resort sky spare sporting sustainable telecommunications tourism tower trail transmitter trip turbine wind windwheel wuerttemberg