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For years, Calum Muskett had one ambition: to test himself on the icy spires of Patagonia. But, as he found out, down south, the climbing is the easy part.
R Darkening skies: Ally Swinton heading up steep snow slopes to the base of the East Face of Aguja Mermoz.
44 | 70TH ANNIVERSARY | FOR BRITISH CLIMBING AND WALKING SINCE 1944