{
  "id": "maunsell-forts",
  "title": "Sea forts standing on stilts",
  "location": "Thames Estuary, England",
  "coordinates": {
    "latitude": 51.46666666666667,
    "longitude": 1.3833333333333333
  },
  "category": "Infrastructure",
  "dataset": "OpenStreetMap",
  "source": {
    "name": "OpenStreetMap infrastructure features",
    "url": "https://www.openstreetmap.org/"
  },
  "summary": "Wartime towers remain offshore like fragments of a mechanical city.",
  "editorialInterpretation": "Historic maps and open geographic features document structures that sit outside ordinary street networks.",
  "computed": {
    "nearestSettlement": null,
    "relatedPlaces": [
      {
        "id": "delta-works",
        "title": "The machine that reshaped a coastline",
        "distanceKm": 162
      },
      {
        "id": "echelon-menwith",
        "title": "The field of giant listening domes",
        "distanceKm": 349
      },
      {
        "id": "maginot",
        "title": "The underground railway of the Maginot Line",
        "distanceKm": 428
      }
    ],
    "pageQuality": 100,
    "indexable": true
  },
  "provenance": {
    "generatedAt": "2026-08-28T15:46:06.966Z",
    "method": "MapTheOdd place-page generator v2",
    "limitations": [
      "Access may change",
      "Computed distances are straight-line",
      "Nearest settlement comes from GeoNames cities500",
      "Editorial interpretation should be checked against the linked source"
    ]
  }
}