{"geometry":{"type":"MultiPolygon","coordinates":[[[[-3.086117,54.286281],[-3.086199,54.286304],[-3.086225,54.286309],[-3.086266,54.286314],[-3.086322,54.286314],[-3.086349,54.286311],[-3.086406,54.286298],[-3.086452,54.286292],[-3.086453,54.286267],[-3.086373,54.286273],[-3.086328,54.286271],[-3.086128,54.286204],[-3.085982,54.28617],[-3.085847,54.286124],[-3.085816,54.286115],[-3.085763,54.286103],[-3.085749,54.286097],[-3.08559,54.285998],[-3.085566,54.285982],[-3.085524,54.285948],[-3.085511,54.285923],[-3.085496,54.285885],[-3.085423,54.285685],[-3.08538,54.285551],[-3.085365,54.285496],[-3.085371,54.285459],[-3.085345,54.28537],[-3.085283,54.285375],[-3.085268,54.285309],[-3.085295,54.285306],[-3.085292,54.285284],[-3.085286,54.285264],[-3.085137,54.285273],[-3.085128,54.285259],[-3.085035,54.285263],[-3.085026,54.285314],[-3.084876,54.285304],[-3.084865,54.285364],[-3.084919,54.285368],[-3.084907,54.285434],[-3.084948,54.285437],[-3.084943,54.28547],[-3.085045,54.285477],[-3.085048,54.28546],[-3.085054,54.285458],[-3.085075,54.285458],[-3.085099,54.285464],[-3.085133,54.285481],[-3.085155,54.285497],[-3.085167,54.28551],[-3.085204,54.285564],[-3.085226,54.285603],[-3.085253,54.285659],[-3.085271,54.285714],[-3.085281,54.285754],[-3.085287,54.285794],[-3.085346,54.285899],[-3.085363,54.285944],[-3.085387,54.285992],[-3.0854,54.286016],[-3.085408,54.286024],[-3.085465,54.286055],[-3.085503,54.286085],[-3.085525,54.2861],[-3.085608,54.286147],[-3.085686,54.286164],[-3.085719,54.286168],[-3.085765,54.286179],[-3.085785,54.286186],[-3.08603,54.286255],[-3.086117,54.286281]]]]},"type":"Feature","properties":{"entry-date":"2025-09-30","start-date":"","end-date":"","entity":7500144,"name":"Nibthwaite furnace (millpond)","dataset":"heritage-at-risk","typology":"geography","reference":"1007072","prefix":"heritage-at-risk","organisation-entity":16,"quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/heritage-at-risk/search-register/list-entry/39866"}}