{"entry-date":"2026-06-11","start-date":"1935-07-12","end-date":"","entity":13903826,"name":"Offa's Dyke: the section N of Upperton Farm, extending 175yds (160m)","dataset":"scheduled-monument","typology":"geography","reference":"1005525","prefix":"scheduled-monument","organisation-entity":16,"geometry":"MULTIPOLYGON (((-2.885691 52.118452, -2.885957 52.119957, -2.886272 52.11992, -2.886024 52.118434, -2.885691 52.118452)))","point":"POINT (-2.885985 52.119185)","quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1005525"}