Le foto
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Bishorn 4135m: Nicola Castagna e Gabriel Perenzoni
© Nicola Castagna, Gabriel Perenzoni
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Allalinhorn: Nicola Castagna e Gabriel Perenzoni
© Nicola Castagna, Gabriel Perenzoni
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Strahlhorn vetta: Nicola Castagna e Gabriel Perenzoni
© Nicola Castagna, Gabriel Perenzoni
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Strahlhorn: Nicola Castagna e Gabriel Perenzoni in salita, con splendida vista sul Cervino
© Nicola Castagna, Gabriel Perenzoni
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Rimpfischhorn vetta: Nicola Castagna e Gabriel Perenzoni
© Nicola Castagna, Gabriel Perenzoni