rocks and stones of the churfirsten mountain range and in the alpine mountains over lake walensee, walenstadtberg

adventure alp alpine alps background beautiful blue canton churfirsten cliff climb climbing destination environment gallen geology grass green high hiking hill kanton lake landscape mount mountain mountains natural nature nobody outdoor outdoors panorama peak pile range rock rocks rocky scenery scenic schweiz silver sky snow stone stones summer summit sunny swiss switzerland top tourism travel trekking vacation valley view walensee walenstadtberg wilderness