trift suspension footbridge

abyss activity adventure alp alpine alps altitude architecture bernese bridge bridges chain coldly cross crossing dizziness europe fear footbridge frost glacial glacier glaciers global gorge grimsel heights high hike hiking hills ice lake landscape leisure lough man melting mere mountain mountaineer mountains natural nature oberland outdoor outdoors outside panorama panoramic plank ravine recreational rock rope spectacle sport staggering structure suisse summer sunny suspension swiss switzerland tongues tourist trail travel traveling trift triftsee visit wallis wanderer warming water