Glarus thrust and Martinsloch, UNESCO World Natural Heritage Site, Swiss Tectonic Arena Sardona on Segnes Pass, Elm, Glarus, Switzerland, Europe

alps and area areas arena backdrop backdrops chain chains countryside day daylight daytime during elm europe european exterior exteriors glarus heritage landscape landscapes martinsloch mountain mountained mountainous mountains natural nature nobody on outdoor pass photo photos range ranges rangy region regions sardona sceneries scenery scenic segnes shot shots site sites swiss swiss switzerland tectonic the thrust unesco world