{
  "name": "Evo Triangle",
  "slug": "evo-triangle-a543-b4501",
  "url": "https://www.bestdrivingroads.com/roads/evo-triangle-a543-b4501/",
  "summary": "The legendary driving loop, three roads across the empty Denbigh moors.",
  "roadNumbers": [
    "A543",
    "B4501",
    "A5"
  ],
  "location": {
    "country": "United Kingdom",
    "region": "Wales",
    "start": {
      "name": "Pentrefoelas",
      "lat": 53.048776,
      "lon": -3.677097
    },
    "end": {
      "name": "Pentrefoelas",
      "lat": 53.048776,
      "lon": -3.677097
    }
  },
  "measurements": {
    "lengthMiles": 20.8,
    "lengthKm": 33.5,
    "driveMinutes": 42,
    "corners": 22,
    "hairpins": 1,
    "maxGradientPercent": 8,
    "summitMetres": 463.6,
    "elevationConfidence": "measured",
    "difficulty": "moderate",
    "tightnessOutOf10": 5
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Open moorland with sheep",
    "Remote, limited phone signal",
    "Exposed to weather"
  ],
  "scenery": [
    "moorland",
    "lakes"
  ],
  "pointsOfInterest": [
    "Llyn Brenig",
    "Bryn y Gors-goch",
    "Pen Bwlch Y Garnedd"
  ],
  "geometry": {
    "pointCount": 161
  },
  "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"
}