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Geologist Thomas Griffith Taylor (1880 - 1963) and meteorologist Charles Wright (1887 - 1975) in the entrance to an ice grotto during Captain Robert Falcon Scott's Terra Nova Expedition to the Antarctic, 5th January 1911. The 'Terra Nova' is in the background. (Photo by Herbert Ponting/Scott Polar Research Institute, University of Cambridge/Getty Images)

Geologist Thomas Griffith Taylor (1880 - 1963) and meteorologist Charles Wright (1887 - 1975) in the entrance to an ice grotto during Captain Robert Falcon Scott's Terra Nova Expedition to the Antarctic, 5th January 1911. The 'Terra Nova' is in the background. (Photo by Herbert Ponting/Scott Polar Research Institute, University of Cambridge/Getty Images)