Climb library
Famous climbs of cycling
Detailed profiles of the climbs that define the sport — length, average gradient, elevation gain, race history, and pacing advice.
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3815 climbs
Alto del Castillo
A 39.2 km hors catégorie climb in Colombia that gains 2,733 m net but forces 4,181 m of total ascent thanks to relentless undulation.
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Forcella Sestier
A brutal 37.8 km HC monster climbing from 54 m to 2097 m, a 2043 m net gain with pitches spiking to 27.67%.
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Alto de Ocavita
A 36.9 km hors catégorie monster that climbs from 1363 m to 3244 m, stacking 1881 m of net gain at 5.09% average.
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Cir pass
36.7 km at 5.21% climbing from 545 m to 2456 m — an HC monster with 1911 m of net gain and pitches touching 27.79%.
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Forcella Palantina
36.5 km of climbing at 5.6% average, lifting you from 65 m to 2110 m with pitches spiking to 28.36%.
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Paso del Hoyo
36.5 km of relentless HC climbing that hauls you from 1292 m to 3061 m, gaining 1769 m at an unforgiving 4.85% average.
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Alto de los Tunjos
36.2 km at 6.32% climbing from 1516 m to 3801 m — an HC monster with 2285 m of net gain and pitches to 19.82%.
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Colle Blegier
A 34.9 km hors catégorie monster climbing from 489 m to 2373 m at 5.4% average, with pitches spiking to 17.96%.
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Degollada de los Hornos
A 34.8 km HC monster that climbs from 25 m to 1724 m — 1699 m of net gain averaging 4.88% with ramps hitting 13.97%.
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Pas de l'Incise / Passo dell'Incisa
A 34.8 km HC monster averaging 5.39% that hauls you from 28 m to 1903 m — 1875 m of net gain with a 14.97% sting.
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Alto del Frío
A 34.4 km hors catégorie grind that climbs from 1341 m to 3012 m, stacking up 1747 m of total ascent at a deceptive 4.86% average.
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Alto de Camilaca
An HC monster: 34.2 km at 6.95%, climbing from 1470 m to 3846 m for 2376 m of net vertical gain.
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Alto del Pozo
A 34.1 km hors catégorie monster averaging 4.98% and climbing from 717 m to 2414 m — 1697 m of relentless gain.
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Alto del Plato
33.9 km of relentless HC climbing that hauls you from 1891 m to 3692 m, banking 1801 m of net gain at 5.31%.
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Alto del Buitre
A 33.7 km hors catégorie monster climbing from 1549 m to 3525 m at 5.87% average, with ramps hitting 19.39%.
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Alto del aire
A 33.6 km HC monster averaging 6.48%, climbing from 631 m to 2810 m for 2179 m of net gain.
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Passo dello Strofinatoio
An HC monster: 33.5 km climbing 1714 m at 5.12% average, with a savage 21.25% ramp waiting to break your rhythm.
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Alto del Zar
33.5 km of relentless HC climbing that gains 1898 m to crest at 3034 m, with ramps spiking to 19.4%.
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Degollada de Ucanca
A 33.1 km HC monster climbing 2384 m from near sea level to 2406 m at a relentless 7.19% average.
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Alto del Ciervo
33 km of relentless climbing to 3754 m, averaging 6.09% with ramps hitting 18.14% — an HC monster that gains 2010 m.
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Puerto de Izaña
A relentless 32.9 km HC monster averaging 6.69% and clawing from 19 m to 2218 m — a 2199 m elevation gain.
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Col de l'Éboulement
32.7 km at 5.61% average with pitches to 14.02%, climbing from 639 m to a 2473 m summit — a full HC ascent.
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Baisse de Druos / Bassa del Druos
A 32.6 km hors catégorie monster averaging 6.42%, climbing from 488 m to 2580 m for 2092 m of net gain.
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Alto de Tochupa
A 32.6 km hors catégorie grind climbing 1774 m to a 3135 m summit at a relentless 5.45% average — with ramps spiking to 15.63%.
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