{
  "name": "Achenpass",
  "slug": "achenpass-b307",
  "url": "https://www.bestdrivingroads.com/roads/achenpass-b307/",
  "summary": "Cross-border alpine drive from Tegernsee over the 941m Achenpass toward the Bavaria-Tirol frontier and the turquoise Sylvensteinsee.",
  "roadNumbers": [
    "B307"
  ],
  "location": {
    "country": "Germany",
    "region": "Bavaria",
    "start": {
      "name": "Tegernsee",
      "lat": 47.709669,
      "lon": 11.752806
    },
    "end": {
      "name": "Achenpass (border)",
      "lat": 47.597489,
      "lon": 11.636134
    }
  },
  "measurements": {
    "lengthMiles": 13.3,
    "lengthKm": 21.4,
    "driveMinutes": 25,
    "corners": 22,
    "hairpins": 0,
    "maxGradientPercent": 12,
    "summitMetres": 963.4,
    "elevationConfidence": "measured",
    "difficulty": "moderate",
    "tightnessOutOf10": 4
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Summer bike and caravan traffic",
    "Enforced speed limits",
    "Wet shaded low-grip sections"
  ],
  "scenery": [
    "mountain",
    "lakes",
    "forest"
  ],
  "pointsOfInterest": [
    "Achenpass",
    "Karl-Stieler-Denkmal"
  ],
  "geometry": {
    "pointCount": 125
  },
  "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"
}