alpine peaks biet and schülberg schuelberg or schulberg of the mountain range first and in the schwyz alps mountain massif

adventure alpine alps amazing background beautiful beauty biet canton climbing extreme first forest geology grass green high hiking hill kanton lake lakeside landscape majestic massif mount mountain mountains natural nature oberiberg outdoor outdoors panorama panoramic peaceful peak peaks range ridge rock rockies rocky scenery scenic schuelberg schulberg schweiz schwyz schülberg stone summer summit swiss switzerland terrain top tranquil trees view wanderlust wilderness