Côte du Château d'eau de Bambois from Les Forges

At just 1.5km, Côte du Château d'eau de Bambois from Les Forges is short but deceptively intense — 64m of elevation packed into a brief, breathless effort. The average gradient of 4.4% disguises ramps of 12.1% — the kind of gradient that turns plans into prayers. The 1 hairpin turns break up the climb, each one revealing a new perspective on the road ahead. Located in Wallonia, Belgium.