Valkenberg via Kunnenbergstraat

At just 1.5km, Valkenberg via Kunnenbergstraat is short but deceptively intense — 52m of elevation packed into a brief, breathless effort. Averaging 3.4%, the road kicks to 6.4% at its steepest — a notable steepening that demands respect. It's over before the legs know what happened — a short, explosive effort where momentum is everything. Located in Wallonia, Belgium.