verdant springtime slope overlooking the thann valley from col du haag, grand ballon, vosges, haut-rhin, alsace, france

springtime slope thann valley col du haag grand ballon vosges hautrhin alsace france april view landscape nature mountains scenic green grass outdoors blue sky clouds tranquil beauty panoramic vista clear day sunny countryside natural terrain highland meadow ecological serene horizon rural elevation travel tourism sightseeing hiking exploration adventure spring environment leisure relaxation european greenery fresh trip