steep picturesque rocks falknisturm falknisturm or falknistuerm in the ratikon border mountain massif or raetikon grenzmassiv

adventure alpine alps amazing background beautiful beauty border canton climbing extreme falknistuerm falknisturm forest geology grass graubuenden green grenzmassiv grisons high hiking hill lake lakeside landscape mainfeld majestic massif mount mountain mountains natural nature outdoor outdoors panorama panoramic peaceful peak picturesque raetikon range ratikon ridge rock rockies rocks rocky scenery scenic schweiz steep stone summer summit swiss switzerland terrain top tranquil trees view wanderlust wilderness