{
  "name": "Sutjeska National Park Road",
  "slug": "sutjeska-national-park-road",
  "url": "https://www.bestdrivingroads.com/roads/sutjeska-national-park-road/",
  "summary": "The M-20 plunges south-west from Foča into Bosnia's oldest national park, threading a 1,200-metre-deep canyon between the Zelengora and Maglić massifs.",
  "roadNumbers": [
    "M-20"
  ],
  "location": {
    "country": "Bosnia and Herzegovina",
    "region": "Republika Srpska",
    "start": {
      "name": "Foča",
      "lat": 43.506645,
      "lon": 18.775071
    },
    "end": {
      "name": "Tjentište",
      "lat": 43.346503,
      "lon": 18.690963
    }
  },
  "measurements": {
    "lengthMiles": 17.3,
    "lengthKm": 27.8,
    "driveMinutes": 35,
    "corners": 51,
    "hairpins": 0,
    "maxGradientPercent": 12,
    "summitMetres": 852.3,
    "elevationConfidence": "measured",
    "difficulty": "moderate",
    "tightnessOutOf10": 5
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Narrow sections",
    "Steep gradients",
    "Limited guardrails on canyon edges",
    "Occasional fallen rock"
  ],
  "scenery": [
    "gorge",
    "forest",
    "mountain"
  ],
  "pointsOfInterest": [
    "Prijeđel",
    "Tjentište War Memorial"
  ],
  "geometry": {
    "pointCount": 184
  },
  "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": "2026-08-03"
}