244 twisty stretches · 1,390 km of twisty road within reach of Sierre — joined from OpenStreetMap geometry and scored by NavForge's map pipeline. Paved, unpaved and flowing stretches ranked separately.
Every twisty stretch of road within 60 km of Sierre, Switzerland — whole roads joined from OpenStreetMap geometry, walked a kilometre at a time and ranked by twisty kilometres. The best sealed one is Route du Sanetsch · Gsteig b. Gstaad → Chandolin with 20.3 twisty km. Click a road to see it on the map above, or take the GPX.
244
Stretches within 60 km
1,390 km
Twisty kilometres
300
Tight corners
15 / 7
Sealed / unsealed shown
Route du Sanetsch · Gsteig b. Gstaad → Chandolin
Paved twisty Paved 99%
25.3 km · 20.3 twisty km · best km 12 · continuously winding, no single sharp turn
km 0–25.3 of 25.3
Score 8 · High
Route de Chaude · near Montreux
Paved twisty Paved 94%
13.7 km · 13.7 twisty km · best km 12 · ~8 tight corners
km 0–13.7 of 13.7
Score 11 · High
Route du Rawil · Fortunau (Ayent) → Plans-Mayens
Paved twisty Paved 100%
11.5 km · 11.5 twisty km · best km 11 · ~6 tight corners
km 1–12.5 of 12.5
Score 10 · High
Route du Col de la Croix · Arveyes → Les Diablerets
Paved twisty Paved 96%
13.3 km · 11.4 twisty km · best km 10 · ~1 tight corners
km 3–16.3 of 16.3
Score 8 · High
Itramenstrasse · Grindelwald → Wengen
Paved twisty Paved 98%
12.1 km · 11.1 twisty km · best km 13 · ~2 tight corners
km 0–12.1 of 12.1
Score 11 · High
Gurnigel-Passhöhe (230.1) · Eywald → Rüti bei Riggisberg
Paved twisty Paved 100%
14.0 km · 11.0 twisty km · best km 10 · continuously winding, no single sharp turn