{
  "name": "Estrada Nacional 103",
  "slug": "n103-braga-chaves",
  "url": "https://www.bestdrivingroads.com/roads/n103-braga-chaves/",
  "summary": "Widely called Portugal's best road, 84 miles Braga to Chaves.",
  "roadNumbers": [
    "EN 103"
  ],
  "location": {
    "country": "Portugal",
    "region": "Minho / Trás-os-Montes",
    "start": {
      "name": "Braga",
      "lat": 41.536946,
      "lon": -8.453629
    },
    "end": {
      "name": "Chaves",
      "lat": 41.743773,
      "lon": -7.44465
    }
  },
  "measurements": {
    "lengthMiles": 82.3,
    "lengthKm": 132.4,
    "driveMinutes": 150,
    "corners": 67,
    "hairpins": 4,
    "maxGradientPercent": 8,
    "summitMetres": 924,
    "difficulty": "moderate",
    "tightnessOutOf10": 5
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Winter snow and ice possible on the exposed Barroso highland section",
    "Fast open sweepers in the western half tempt overtaking, long sightlines mask closing speeds",
    "Reservoir-side and plateau stretches have limited barriers and open-range cattle"
  ],
  "scenery": [
    "mountain",
    "valley",
    "lakes"
  ],
  "pointsOfInterest": [
    "Barragem da Caniçada",
    "Vilarinho de Negrões",
    "Ponte de Trajano, Chaves"
  ],
  "geometry": {
    "gpx": "https://www.bestdrivingroads.com/roads/n103-braga-chaves/route.gpx",
    "pointCount": 1048
  },
  "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.",
    "roadGeometry": "(c) OpenStreetMap contributors, ODbL",
    "terms": "Facts are free to cite with attribution; bulk reproduction of the catalogue requires permission (simon@keane.studio)."
  },
  "updated": "2026-07-12"
}