[Other] Grindelwald Glacier Gorge

A one kilometer long gorge at the bottom of the Lower Grindelwald Glacier with 300 meter walls surrounding the flowing river. The interior of the gorge is only 10 degrees celcius despite the scorching hot 30 degrees outside, right in the middle of summer. There is a 170 square meter large "spider web" construction at the beginning of the canyon where you can walk over the glacial waters...