alpine peaks schwarzhorn and glegghorn in the ratikon border mountain massif or raetikon grenzmassiv, mainfeld - canton of grisons

adventure alpine alps amazing background beautiful beauty border canton climbing extreme forest geology glegghorn 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 peaks raetikon range ratikon ridge rock rockies rocky scenery scenic schwarzhorn schweiz stone summer summit swiss switzerland terrain top tranquil trees view wanderlust wilderness