![](http://www.alamy.com/thumbs/6/A8A36232-590A-4A36-BF5E-548C68D9B227/2WEXPG7.jpg)
Alpinistes encordats davant l'entrada d'un túnel de gel en l'ascensió a la Jungfrau.
Size: 2211px × 905px
Photo credit: © Zoom Historical / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: archive, historic, historical, reference, vintage