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It is, arguably, just a very elaborate self-portrait by the mountaineer and film-maker David Breashers (Tom Whipple writes). Sitting in perfect focus beneath an ice pinnacle, he is in a red fleece, a single glove and orange and silver boots.
But zoom in on the Khumbu icefall, thousands of feet above his head, and you can see, just as sharply, the rope and ski poles of other climbers. Move to the top of the picture and, at 29,000ft, you can see where they are going: the summit of Everest.