{
  "name": "Susten Pass",
  "slug": "susten-pass",
  "url": "https://www.bestdrivingroads.com/roads/susten-pass/",
  "summary": "Smooth, flowing curves through galleries and over stone bridges to 2,224 metres, often called the most beautifully built road in Switzerland. Near the top you round a bend and the Stein glacier is just there.",
  "roadNumbers": [
    "11"
  ],
  "location": {
    "country": "Switzerland",
    "region": "Bern",
    "start": {
      "name": "Innertkirchen",
      "lat": 46.706128,
      "lon": 8.234943
    },
    "end": {
      "name": "Wassen",
      "lat": 46.706761,
      "lon": 8.597945
    }
  },
  "measurements": {
    "lengthMiles": 27.7,
    "lengthKm": 44.6,
    "driveMinutes": 58,
    "corners": 44,
    "hairpins": 13,
    "maxGradientPercent": 9,
    "summitMetres": 2239.3,
    "elevationConfidence": "measured",
    "difficulty": "demanding",
    "tightnessOutOf10": 6
  },
  "timing": {
    "bestSeasons": [
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Motorbikes and coaches",
    "Tunnels and galleries",
    "Late-season snow"
  ],
  "scenery": [
    "mountain"
  ],
  "pointsOfInterest": [
    "Sustenpass",
    "Oberplattiflüe",
    "Guferstock"
  ],
  "geometry": {
    "pointCount": 389
  },
  "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"
}