Stage 20 of 21 · 25/07/2026
Bourg-d'Oisans → Alpe d'Huez
Mountain· 170.9 km · ↗ 5601 m of climbing · Difficulty score: 416
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Stage preview
The biggest mountain stage of this Tour, with 5,600 m of climbing across the Col de la Croix de Fer, the Telegraphe and the Galibier -- the roof of the Tour -- before a final climb to Alpe d'Huez via the Col de Sarenne, a road barely used by the race before now.