Bibliothèque des cols
Les ascensions célèbres du cyclisme
Profils détaillés des cols qui font la légende du cyclisme — longueur, pente moyenne, dénivelé, historique des courses et conseils d'allure.
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4202 cols

Colle del Loo
A 21.9 km category 1 haul climbing 1265 m at a 5.78% average, with a savage 27.67% pitch waiting to break you.
Profil
Passo di Gaina
A 21.7 km category-1 grind averaging 4.98%, climbing from 1261 m to 2343 m for 1082 m of net gain.
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Collado del Piornal
21.7 km of Spanish climbing at 5.71% average, launching from 902 m and cresting at 2142 m for 1240 m of net gain.
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Puerto de Santa Inés
A 21.1 km category 1 grind climbing 998 m to 1881 m at a steady 4.73% average, with ramps spiking to 11.6%.
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Col de l'Alpette
At 21.1 km with an average gradient of 5.94% and a brutal 32.88% maximum, Col de l'Alpette is a Category 1 climb that demands careful pacing and smart gearing from the first pedal stroke.
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Collado Guayes
A 20.6 km category 1 grind climbing 1041 m at a steady 5.06% average, ramping to 8.1% at its steepest.
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Taraz Pass
A relentless 20.3 km category 1 ascent averaging 6.04%, climbing 1226 m from 1018 m to a 2244 m summit.
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Coll de la Cabana
A 20.3 km category 1 grind climbing 916 m from 712 m to 1628 m at a steady 4.51% that never lets you settle.
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Coll de Santa Helena
A 20 km category 1 grind climbing from 151 m to 1225 m at 5.37% average, with a savage 11.03% pinch waiting to break you.
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Passo di Alpisella
A 19.9 km category-1 grind climbing 1060 m at 5.32% average, spiking to a brutal 26.97% pitch on the way to 2293 m.
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Col de la Vache
A 19.8 km Category 1 grind climbing 1104 m at a steady 5.58%, from 779 m up to a 1883 m summit.
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Puerto de Escalé
A Category 1 haul: 19.8 km at 5.49% average, climbing from 587 m to 1672 m with a brutal 20.75% max ramp.
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Passo del Gotro
A 19.6 km category-1 haul climbing 1012 m from 669 m to 1681 m at 5.17% average, with ramps spiking to 11.45%.
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Col de la Golèse
19.2 km at 5.44% averages deceptively easy, but a 25.12% wall and 1041 m of net gain make this a genuine Category 1 test.
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Beli preseki
A 19 km category 1 grind climbing 896 m from 269 m to 1165 m at 4.72% average, with a brutal 16.09% pinch waiting.
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Alto de la Copa
A 18.9 km category 1 climb that lifts you 960 m from 2504 m to a lofty 3464 m summit at a steady 5.08% average.
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Colla Bassa
A category 1 Italian climb of 18.4 km with 1,018 m of net gain but 1,790 m of total ascent — an undulating effort that punishes even-speed pacing.
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Collado Aratzarte
18.7 km of climbing at 5.48% averages, hauling you from 247 m to 1273 m with ramps that spike to 19.41%.
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Passo del Ticchiano
18.6 km of steady Italian climbing at 5.54%, rising 1029 m from 175 m to 1204 m, with ramps that bite up to 11.39%.
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Carmennapass
A Category 1 Swiss climb of 18.4 km at 6.3% average, with heavy undulation and steep ramps that hide behind the average gradient.
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Passo di Ghimbegna
A category 1 Italian climb: 18.4 km of ascent averaging 4.81%, rising from 13 m to 898 m for 885 m of net gain.
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Original Monarch Pass
A Category 1, 18.1 km climb in the US gaining 913 m net to a 3,517 m summit, with 1,575 m of total ascent hiding a punchy, undulating profile.
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Passo del Cavallino della Fobbia
18 km of climbing at 5.58% average, spiking to 15.22%, hauling you from 81 m to a 1084 m summit for 1003 m of net gain.
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Puerto de la Media Luna
A 17.9 km Category 1 grind climbing 880 m from 8 m to 888 m at 4.92% average, with pitches ramping to 17.31%.
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