{
  "name": "Simplon Pass",
  "slug": "simplon-pass",
  "url": "https://www.bestdrivingroads.com/roads/simplon-pass/",
  "summary": "Napoleon-built Alpine trade route, wide sweeping curves, open year-round",
  "roadNumbers": [
    "9"
  ],
  "location": {
    "country": "Switzerland",
    "region": "Valais",
    "start": {
      "name": "Brig-Glis",
      "lat": 46.30867,
      "lon": 7.983868
    },
    "end": {
      "name": "Gondo",
      "lat": 46.195795,
      "lon": 8.139868
    }
  },
  "measurements": {
    "lengthMiles": 24.7,
    "lengthKm": 39.8,
    "driveMinutes": 47,
    "corners": 60,
    "hairpins": 2,
    "maxGradientPercent": 11,
    "summitMetres": 2007.1,
    "elevationConfidence": "approximate (30 m DEM cannot resolve this line)",
    "difficulty": "moderate",
    "tightnessOutOf10": 4
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn",
      "winter"
    ]
  },
  "conditions": {},
  "hazards": [
    "Year-round but prone to snow and ice in winter",
    "Fast sweeping bends encourage excess speed",
    "Sudden weather changes and fog at altitude"
  ],
  "scenery": [
    "mountain",
    "valley"
  ],
  "pointsOfInterest": [
    "Simplonpass",
    "Ganterbrücke",
    "Ruine Stockalperturm"
  ],
  "geometry": {
    "pointCount": 265
  },
  "attribution": {
    "source": "Routes - bestdrivingroads.com",
    "citation": "Cite with a link to the road page. Stats are measured from the mapped line, not copied from other lists; where elevationConfidence is \"approximate\" the 30 m DEM cannot resolve that line and the elevation figures are indicative.",
    "roadGeometry": "(c) OpenStreetMap contributors, ODbL",
    "terms": "Facts are free to cite with attribution; bulk reproduction of the catalogue requires permission (simon@keane.studio)."
  },
  "updated": "2026-07-25"
}