Menzberg via Kastelnstrasse

The Kastelnstrasse rises 7.9km through rolling hills and mountain roads, gaining 452m to 1,024m. The average gradient of 5.7% disguises ramps of 14.6% — the kind of gradient that turns plans into prayers. The 3 hairpin turns break up the climb, each one revealing a new perspective on the road ahead. Located in Lucerne, Switzerland.