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
Collado de las Lagunillas
A 4.3 km category 4 climb averaging 4.48%, lifting you 193 m from 349 m to a 542 m summit.
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Port de Sagra
A 3.9 km category 4 climb rising from 25 m to 207 m at a steady 4.68% average, with a sharp 8.47% pinch to break your rhythm.
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Alto de la Varga
A gentle 3.8 km category 4 climb rising 118 m at a steady 3.13% average, topping out at 961 m.
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Puerto de los Quintos
A steady 3.7 km category 4 climb averaging 4.22%, lifting you 157 m from 268 m to a 425 m summit.
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Geschriebene Buche
A short, undulating Category 4 climb in Austria that gains 144m over 3.6km but asks for 203m of total ascent thanks to its rolling profile.
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Takatori mountain pass
A 3.6 km Category 4 climb in Japan with a gentle 3.87% average that hides a 17.27% ramp and 69 m of hidden climbing.
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Col de Sormiou
A short Category 4 climb outside Marseille, Col de Sormiou covers 3.2 km at an average of 3.95% with a sting of 9.41% near the top. Accessible but not trivial.
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Collado de los Ballesteros
A short 2.9 km category 4 climb rising from 9 m to 116 m at a steady 3.72% average, peaking at 5.68%.
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Housinské sedlo
A 2.8 km category 4 climb averaging 4.71%, rising 134 m from 223 m to 357 m with a punchy 8.22% pitch.
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Coll de Torreferrera
A short 2.8 km category 4 rise averaging 3.8%, climbing from 74 m to 182 m for 108 m of net gain.
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Alto de Iso
A short, honest category 4 test: 2.7 km at 5.49% average, topping out at 6.59% for 148 m of climbing to a 655 m summit.
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Puerto de la Cruz
A punchy 2.5 km category-4 climb averaging 6.23%, spiking to 9.65%, lifting you 158 m from 300 m to 458 m.
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Alto de Curuca
A short, high-altitude 2.5 km category 4 climb averaging 5.96% and topping out at 2707 m — punchy, thin-aired, and over quickly.
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Alto de las Portillas
A tidy 2.3 km category-4 climb averaging 5.35%, lifting you 125 m from 1154 m to a 1279 m summit.
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Collado Moreno
A short, sharp category 4 punch: 1.9 km climbing 129 m at 6.89% average, spiking to 8.36% before the 503 m summit.
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Collado del Garroferal
A short, punchy 1.5 km ramp averaging 5.57% that lifts you 85 m from near sea level at 11 m to a 96 m summit.
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Alto del Arenal
55.4 km of relentless climbing at 5.71% average, hauling you from 625 m to a lung-searing 3788 m summit.
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Alto de Escoya
45.9 km of relentless HC climbing that lifts you from 869 m to 3279 m — 2410 m of net gain at a steady 5.25%.
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Alto de Tala
A 45 km HC monster climbing 2022 m from 1644 m to 3666 m at 4.5% average, with pitches spiking to 12.51%.
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Alto de Rio
43.8 km of relentless climbing at 5.24%, hauling you from 553 m to a 2849 m summit — a 2296 m net gain that earns its HC label.
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Bocchetta Mosca
42.8 km of relentless HC climbing rising 1979 m from 42 m to 2021 m at 4.63% average, with ramps spiking to 15.98%.
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Alto de Rabona
42.5 km of climbing at 4.91% averages, hauling you from 1984 m to a lung-searing 4072 m summit with pitches touching 27.23%.
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Alto Cavista
40.3 km of relentless ascent climbing from 620 m to 2781 m, an HC monster with ramps reaching 26.31%.
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Alto de la Hundida
A 39.4 km hors-catégorie marathon climbing from 635 m to 2501 m at 4.74% average, with pitches touching 10.38%.
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