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.

3838 climbs

Cat 1🇨🇴

Alto de Aures

26 km
Length
5.2%
Avg grade
1461 m
Ascent

26 km of climbing that lifts you 1338 m from 935 m to 2273 m at a steady 5.15%, with a savage 22.88% ramp lying in wait.

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Cat 1🇮🇹

Col de Ciaulonch

25.9 km
Length
5.3%
Avg grade
1374 m
Ascent

A 25.9 km category-1 grind at 5.32% average, ramping to 16.1% as it lifts you from 721 m to 2101 m — a 1380 m haul.

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Cat 1🇮🇹

Forcella Fontanafredda

25.9 km
Length
5.2%
Avg grade
1308 m
Ascent

A 25.9 km grind to 1679 m: 1336 m of net gain at 5.16% average, spiked by a brutal 29.21% ramp.

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Cat 1🇮🇹

Passo Cerbiolo

25.8 km
Length
5.2%
Avg grade
1358 m
Ascent

A relentless 25.8 km category 1 grind averaging 5.24%, climbing 1354 m of net gain to a 1432 m summit.

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Cat 1🇪🇸

Colladeta de Tous

25.8 km
Length
5.2%
Avg grade
1357 m
Ascent

A 25.8 km grind gaining 1355 m at 5.24% average, with a savage 23.85% ramp lurking near the top.

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Cat 1🇨🇴

Alto de la Cruz

25.8 km
Length
4.7%
Avg grade
1189 m
Ascent

A 25.8 km Category 1 grind climbing 1214 m from 208 m to 1422 m at a steady 4.71% average, spiking to 7.43%.

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Cat 1🇪🇸

Paso de Taxeras

25.8 km
Length
4.5%
Avg grade
1109 m
Ascent

A 25.8 km category 1 grind at 4.55%, hauling you 1174 m upward from 743 m to a lofty 1917 m summit.

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Cat 1🇨🇭

Col du Tarent

25.7 km
Length
5.5%
Avg grade
1623 m
Ascent

A 25.7 km category 1 grind averaging 5.46%, hauling you 1404 m from 388 m to a 1792 m summit with a savage 39.96% max.

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Cat 1🇨🇴

Alto del Rayo

25.7 km
Length
4.3%
Avg grade
1126 m
Ascent

A 25.7 km category 1 grind climbing 1102 m at 4.28% average, spiking to a brutal 15.04% pitch before topping out at 1986 m.

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Cat 1🇪🇸

Degollada de las Lajas

25.6 km
Length
4.5%
Avg grade
1356 m
Ascent

A 25.6 km category 1 grind that climbs 1150 m from just 78 m to 1228 m, averaging 4.49% but spiking to a brutal 21.76%.

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Cat 1🇨🇴

Alto del Diamante

25.6 km
Length
5.2%
Avg grade
1425 m
Ascent

A 25.6 km category 1 grind averaging 5.2%, hauling you 1330 m from 966 m to a 2296 m summit, with a savage 20.69% pitch.

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Cat 1🇨🇴

Alto de La Peña

25.6 km
Length
5.5%
Avg grade
1431 m
Ascent

A 25.6 km category 1 grind climbing 1416 m from 595 m to 2011 m at 5.53% average, spiking to 11.06%.

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Cat 1🇮🇹

Bocca di Selva

25.6 km
Length
5.5%
Avg grade
1395 m
Ascent

A 25.6 km category 1 grind climbing 1407 m from 144 m to 1551 m, averaging 5.5% with pitches touching 13.48%.

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Cat 1🇨🇴

Alto del Arado

25.6 km
Length
5.5%
Avg grade
1331 m
Ascent

A category 1 marathon: 25.6 km climbing 1399 m from 235 m to 1634 m at 5.47%, with a savage 19.06% pitch.

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Cat 1🇨🇴

Alto de La Concepción

25.4 km
Length
5.2%
Avg grade
1314 m
Ascent

A 25.4 km category-1 grind averaging 5.19% but spiking to 22.21%, climbing 1319 m from 154 m to a 1473 m summit.

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Cat 1🇮🇹

Cavallo di Novezza

25.1 km
Length
5.3%
Avg grade
1346 m
Ascent

A 25.1 km category 1 grind averaging 5.35%, dragging you from 87 m to 1431 m for 1344 m of net elevation gain.

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Cat 1🇨🇴

Alto del Roble

25.1 km
Length
5.0%
Avg grade
1325 m
Ascent

A 25.1 km grind averaging 5%, climbing 1253 m from 939 m to a 2192 m summit with ramps that bite to 13.61%.

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Cat 1🇪🇸

Collado de las Tres Cruces

24.9 km
Length
5.6%
Avg grade
1425 m
Ascent

A 24.9 km grind at 5.58% average, climbing 1392 m to a 2002 m summit with a savage 11.39% pitch waiting somewhere in the middle.

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Cat 1🇮🇹

Col de Locia

24.8 km
Length
5.4%
Avg grade
1328 m
Ascent

24.8 km of steady climbing at 5.38%, ramping to 15.52% before topping out at 2192 m — a category 1 test of patience.

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Cat 1🇮🇹

Portella Mandrazzi

24.8 km
Length
4.4%
Avg grade
1075 m
Ascent

A 24.8 km category-1 haul climbing from 48 m to 1134 m, stacking 1086 m of net gain at a steady 4.37% average.

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Cat 1🇪🇸

Colláu de Alano

24.8 km
Length
4.7%
Avg grade
1090 m
Ascent

A 24.8 km category 1 grind averaging 4.7%, hauling you from 759 m up to 1923 m for 1164 m of net elevation gain.

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Cat 1🇮🇹

Passo di Ertola

24.8 km
Length
4.3%
Avg grade
1106 m
Ascent

A category 1 grind: 24.8 km at 4.34%, climbing from 123 m to 1198 m for 1075 m of net gain and a 12.69% sting near the top.

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Cat 1🇮🇹

Valico Passaggio dell'Orso

24.7 km
Length
4.5%
Avg grade
1232 m
Ascent

A 24.7 km category 1 grind averaging 4.52%, climbing 1118 m from 387 m to a 1505 m summit — with a wall touching 14.43%.

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Cat 1🇮🇹

Valico dell'Aceretta

24.7 km
Length
4.6%
Avg grade
1131 m
Ascent

A 24.7 km Category 1 grind averaging 4.63%, hauling you from 388 m to 1533 m for 1145 m of net elevation gain.

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