Blenheim is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"name:heb_x_preferred":["בליינהיים"],"name:heb_x_variant":["בלנהיים"],"name:jpn_x_preferred":["ブレニム"],"geom:latitude":-21.07101,"gn:name":"Blenheim","wof:name":"Blenheim","counts:names_total":21,"gn:feature_code":"PPL","name:ceb_x_preferred":["Blenheim"],"name:mkd_x_preferred":["Бленем"],"gn:feature_class":"P","mz:is_current":-1,"wof:hierarchy":[{"continent_id":102191583,"country_id":85632793,"county_id":102049343,"empire_id":136253039,"localadmin_id":404543291,"locality_id":1343562049,"region_id":85681463}],"gn:dem":270,"mz:min_zoom":12,"lbl:min_zoom":13.5,"geom:area":0,"name:hun_x_preferred":["Blenheim"],"name:kor_x_preferred":["블레넘"],"gn:admin2_code":"33980.0","gn:latitude":-21.07101,"gn:asciiname":"Blenheim","lbl:bbox":"148.20101,-21.09101,148.24101,-21.05101","counts:concordances_total":1,"gn:country_code":"AU","geom:type":"Point","wof:lastmodified":1636494489,"gn:admin1_code":"4.0","wof:belongsto":[85681463,102191583,404543291,85632793,136253039,102049343],"name:ron_x_preferred":["Blenheim"],"name:rus_x_preferred":["Бленхейм"],"wof:repo":"whosonfirst-data-admin-au","wof:country":"AU","counts:names_preferred":20,"geom:area_square_m":0,"name:swe_x_preferred":["Blenheim"],"counts:names_variant":1,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"AU","name:ukr_x_preferred":["Бленгейм"],"geom:bbox":"148.22101,-21.07101,148.22101,-21.07101","name:spa_x_preferred":["Blenheim"],"name:eng_x_preferred":["Blenheim"],"wof:superseded_by":[],"name:fra_x_preferred":["Blenheim"],"name:nld_x_preferred":["Blenheim"],"wof:geomhash":"8061dd039dd31d88626b0cf94e236454","name:fas_x_preferred":["بلنهایم"],"wof:placetype_id":102312317,"mz:is_ceased":0,"lbl:max_zoom":18,"wof:placetype":"locality","name:ita_x_preferred":["Blenheim"],"gn:longitude":148.22101,"name:dan_x_preferred":["Blenheim"],"name:nor_x_preferred":["Blenheim"],"mz:is_deprecated":0,"gn:modification_date":"2014-06-16","geom:longitude":148.22101,"wof:id":1343562049,"wof:concordances":{"gn:id":8599377},"src:geom":"geonames","name:pol_x_preferred":["Blenheim"],"gn:geonameid":8599377,"wof:tags":[],"counts:names_languages":20,"wof:supersedes":[],"wof:parent_id":404543291,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"Australia/Brisbane","edtf:cessation":"uuuu","name:deu_x_preferred":["Blenheim"]}