| Green line
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Standard route from north, mainly identical with Mallory's route in 1924; high camps on c.7700 m and 8300 m (indicated by two triangles), present day camp on 8300 m is located a bit further west (for general reference, the route's topographic map and elevation profile can be found here).
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| Navy blue line
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Zakharov Couloir.
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| Light blue line
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Messner's traverse from north ridge to Norton Couloir in 1980 ("Everest Solo by Fair Means") w/o O2.
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| Red line
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Great Couloir or Norton Couloir.
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| Purple line
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Complete northeast ridge with Three Pinnacles; Japanese route to the top. Climbed before by Russell Brice & Comp., but only the purple-marked part of the ridge, without going to the summit; descent via standard route.
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| Yellow line and Dark blue line
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American 1963, "The West Ridge" on the 1963 American Mount Everest expedition.
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| Orange line
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Yugoslavian route, 1979.
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| Dark blue line
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Hornbein Couloir.
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| †1
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Resting place of Mallory's body, discovered in 1999 (graveyard with more than 15 bodies, according to Conrad Anker).
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| †2
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1st Step, resting place of Francys Arsentiev, "Green Boots", David Sharp.
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| †3
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2nd Pinnacle, resting place of Peter Boardman (+1982) in 1992.
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| ?
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2nd step, base at 8605 m, c.30 m high, (difficulty: 5–9/10).
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| (a)
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Point at ca. 8321 m, reached by George Ingle Finch with supplementary oxygen in 1922.
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| (b)
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Point at 8572.8 m on the western side of the Couloir, reached by Edward Felix Norton 1924 without supplementary oxygen (Norton preferred climbing the wall rather than climbing the ridge).
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| (c)
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Area left out by the Yugoslavian party on their "complete West Ridge" ascent in 1979.
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| (d)
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Difficult area that forced Americans, Tom Hornbein and Willi Unsoeld, to traverse from the west ridge to the north face in 1963.
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|
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Changtse is in the foreground
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