{"geometry":{"type":"MultiPolygon","coordinates":[[[[0.127194,52.038686],[0.127251,52.03869],[0.127307,52.038699],[0.127361,52.03871],[0.127414,52.038725],[0.127462,52.038744],[0.127509,52.038765],[0.12755,52.03879],[0.127588,52.038817],[0.12762,52.038846],[0.127648,52.038877],[0.12767,52.03891],[0.127687,52.038944],[0.127697,52.038978],[0.127702,52.039014],[0.127701,52.039049],[0.127693,52.039084],[0.12768,52.039119],[0.127661,52.039152],[0.127636,52.039184],[0.127607,52.039215],[0.127572,52.039243],[0.127533,52.039269],[0.127488,52.039292],[0.127442,52.039312],[0.12739,52.039329],[0.127337,52.039342],[0.127282,52.039353],[0.127226,52.039359],[0.127169,52.039362],[0.127111,52.039361],[0.127055,52.039357],[0.126999,52.039349],[0.126944,52.039337],[0.126893,52.039322],[0.126843,52.039303],[0.126798,52.039282],[0.126756,52.039257],[0.126718,52.039231],[0.126686,52.039201],[0.126658,52.03917],[0.126636,52.039138],[0.126619,52.039104],[0.126608,52.039069],[0.126604,52.039034],[0.126605,52.038998],[0.126612,52.038963],[0.126626,52.038928],[0.126644,52.038895],[0.126669,52.038863],[0.126699,52.038833],[0.126734,52.038804],[0.126774,52.038779],[0.126817,52.038756],[0.126865,52.038735],[0.126915,52.038718],[0.126968,52.038705],[0.127023,52.038694],[0.127079,52.038688],[0.127137,52.038685],[0.127194,52.038686]]]]},"type":"Feature","properties":{"entry-date":"2026-08-28","start-date":"1992-10-23","end-date":"","entity":13910605,"name":"Castle Grove: a ringwork 370m north-west of Elmdon church","dataset":"scheduled-monument","typology":"geography","reference":"1011780","prefix":"scheduled-monument","organisation-entity":16,"quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1011780"}}