lichtenberg castle in lichtenberg. alsace region in france

alsace basrhin birdseye view bulwark castle co2 colored construction destination environment environmental protection europe european flat roof continued fortification fortress france from above global warming greened historic historical keep layout lichtenberg lower neutral new one nobody northern vosges planted plants red travel holiday rhine ruins sandstone lock small tourism town village upward lichtenberg region exterior background departement bas-rhin elsass frankreich