{"geometry":{"type":"MultiPolygon","coordinates":[[[[-0.45757,51.44712],[-0.45737,51.446249],[-0.452386,51.447278],[-0.450469,51.447657],[-0.448821,51.447968],[-0.447624,51.448476],[-0.446662,51.448772],[-0.445198,51.449277],[-0.443318,51.44968],[-0.439747,51.45056],[-0.43495,51.451662],[-0.429651,51.452721],[-0.420521,51.454645],[-0.409284,51.45692],[-0.402823,51.458283],[-0.399564,51.458905],[-0.398183,51.459196],[-0.396565,51.459721],[-0.394987,51.460175],[-0.392328,51.461066],[-0.3909,51.461594],[-0.387474,51.462641],[-0.385165,51.4633],[-0.379526,51.464435],[-0.374381,51.465577],[-0.366738,51.467327],[-0.358902,51.469145],[-0.353907,51.470336],[-0.348218,51.471755],[-0.347061,51.472143],[-0.345436,51.472834],[-0.344672,51.473299],[-0.34405,51.473647],[-0.342921,51.474321],[-0.342231,51.47443],[-0.339903,51.47454],[-0.334596,51.474845],[-0.332405,51.475361],[-0.331172,51.475748],[-0.329821,51.476229],[-0.326396,51.477155],[-0.3237,51.47795],[-0.321465,51.478632],[-0.312191,51.481937],[-0.311045,51.482015],[-0.307932,51.482708],[-0.304708,51.483351],[-0.302122,51.484218],[-0.298065,51.48573],[-0.291398,51.487703],[-0.289368,51.488185],[-0.286984,51.488745],[-0.285154,51.489789],[-0.281822,51.491215],[-0.280703,51.49158],[-0.278562,51.491762],[-0.277033,51.491883],[-0.274817,51.492017],[-0.273057,51.492205],[-0.270605,51.492549],[-0.269033,51.492788],[-0.26754,51.492956],[-0.266161,51.49315],[-0.264629,51.493342],[-0.263591,51.493564],[-0.261238,51.4941],[-0.259164,51.494522],[-0.254827,51.49529],[-0.251985,51.495842],[-0.249792,51.496381],[-0.248598,51.496696],[-0.24885,51.49708],[-0.249351,51.496945],[-0.249679,51.497355],[-0.250487,51.497152],[-0.252163,51.496773],[-0.253853,51.496441],[-0.25846,51.495582],[-0.261685,51.494963],[-0.263723,51.494494],[-0.267711,51.493863],[-0.272616,51.493174],[-0.275485,51.492907],[-0.278313,51.49271],[-0.279896,51.492567],[-0.281197,51.492443],[-0.283169,51.491687],[-0.284331,51.491204],[-0.286,51.490396],[-0.287084,51.489936],[-0.287902,51.489472],[-0.289517,51.489091],[-0.291747,51.488576],[-0.292982,51.488166],[-0.29452,51.487784],[-0.295869,51.487375],[-0.297061,51.487107],[-0.298568,51.486534],[-0.299917,51.486125],[-0.300617,51.485755],[-0.301924,51.485464],[-0.304539,51.48442],[-0.305694,51.484103],[-0.306884,51.483859],[-0.308571,51.483574],[-0.310765,51.482987],[-0.312142,51.48284],[-0.313061,51.48271],[-0.314567,51.482185],[-0.315764,51.48175],[-0.317815,51.480899],[-0.321248,51.479782],[-0.323676,51.479032],[-0.326989,51.478032],[-0.329762,51.477215],[-0.332188,51.476512],[-0.334304,51.475948],[-0.33531,51.475736],[-0.337869,51.475582],[-0.339892,51.475468],[-0.341611,51.475349],[-0.342755,51.475318],[-0.343522,51.475186],[-0.344141,51.474909],[-0.344962,51.47435],[-0.346128,51.4737],[-0.34795,51.472845],[-0.349412,51.472438],[-0.351913,51.471759],[-0.354601,51.471178],[-0.357872,51.470248],[-0.360175,51.469757],[-0.363439,51.469042],[-0.367365,51.468133],[-0.36825,51.467883],[-0.372589,51.466921],[-0.376925,51.466029],[-0.38587,51.464059],[-0.387984,51.463517],[-0.390526,51.462695],[-0.393417,51.461736],[-0.396361,51.460765],[-0.3969,51.460582],[-0.399401,51.459878],[-0.401777,51.459459],[-0.403389,51.4591],[-0.406844,51.458314],[-0.415702,51.456578],[-0.428015,51.454008],[-0.430239,51.453562],[-0.435723,51.452422],[-0.438025,51.451929],[-0.439828,51.451525],[-0.443707,51.450577],[-0.446204,51.44992],[-0.448361,51.449188],[-0.449518,51.448751],[-0.451088,51.448486],[-0.455536,51.447569],[-0.45757,51.44712]]]]},"type":"Feature","properties":{"entry-date":"2025-02-10","start-date":"","end-date":"","entity":40554,"name":"The line of the main Roman Road from Londinium to Silchester and the West. The road has been found in the roadside settlement at Brentford, but its exact route has not been demonstrated elsewhere.","dataset":"archaeological-priority-area","typology":"geography","reference":"78072","prefix":"archaeological-priority-area","organisation-entity":16,"quality":"authoritative","archaeological-risk-tier":"Archaeological Priority Area"}}