panorama towards the alpine peaks frumsel and selun in the churfirsten mountain chain

panorama towards alpine peaks frumsel and selun churfirsten mountain chain cantons st gallen switzerland adventure alps background beautiful blue clear climbing cloud destination eco ecology environment extreme forest green high hiking hill horizon landscape majestic massif mountains nature outdoor outdoors panoramic peak range ridge rock scene scenery scenic season sky summer summit swiss terrain top tourism tranquil travel trek view wilderness