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How long did Alexander von Humboldt's Chimborazo ascent record last?
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Alexander von Humboldt
Alexander von Humboldt, oil on canvas by Julius Schrader, 1859; in the Metropolitan Museum of Art, New York City.
Alexander von Humboldt's ascent of Chimborazo in 1802, during which he reached an altitude of 19,286 feet (5,878 meters), stood as a world mountaineering record for nearly 30 years.1