Ovronnaz from Leytron via Route de Dorman

Ovronnaz from Leytron via Route de Dorman is one of cycling's great tests — 12km of sustained climbing, gaining 1,103m from base to summit. The average gradient of 9.2% disguises ramps of 19.2% — the kind of gradient that turns plans into prayers. The 23 hairpin bends define this climb — each switchback a landmark, each straight a test of resolve. The road reaches 1,600m — high enough to feel the altitude on tired legs. Located in Valais, Switzerland.