Altavia 4000, Nicola Castagna, Gabriel Perenzoni, 82 x 4000m of the Alps
Related news: Nicola Castagna, Gabriel Perenzoni complete the 82 x 4000m peaks of the Alps in 80 days

Strahlhorn: Nicola Castagna and Gabriel Perenzoni skinning up, with splendid view onto the Matterhorn

© Nicola Castagna, Gabriel Perenzoni