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{"minzoom":false,"maxzoom":false,"mappingservice":"leaflet","width":"auto","height":"600px","centre":{"text":"","title":"","link":"","lat":49.958519,"lon":-6.327524,"icon":""},"title":"","label":"","icon":"","lines":[],"polygons":[],"circles":[],"rectangles":[],"copycoords":false,"static":false,"zoom":false,"defzoom":14,"layers":["OpenStreetMap","Esri.WorldImagery"],"image layers":[],"overlays":[],"resizable":false,"fullscreen":true,"scrollwheelzoom":true,"cluster":false,"clustermaxzoom":20,"clusterzoomonclick":true,"clustermaxradius":1,"clusterspiderfy":true,"geojson":"","clicktarget":"","imageLayers":[],"locations":[{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q7277163\" title=\"Q7277163\"\u003ERNAS Tresco\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003ERoyal Naval Air Service station, United Kingdom base\n\u003C/p\u003E\u003C/div\u003E","title":"RNAS Tresco@ Royal Naval Air Service station, United Kingdom base\n","link":"","lat":49.9533,"lon":-6.33796,"icon":"/images/1/14/M_base.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q6411315\" title=\"Q6411315\"\u003EKing Charles's Castle\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Ecastle, United Kingdom, \u003Ca rel=\"nofollow\" class=\"external text\" href=\"https://www.tripadvisor.com/17442980\"\u003Etripadvisor\u003C/a\u003E castle\n\u003C/p\u003E\u003C/div\u003E","title":"King Charles's Castle@ castle, United Kingdom, tripadvisor castle\n","link":"","lat":49.9634,"lon":-6.34877,"icon":"/images/d/d5/Tm_castle.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q17662852\" title=\"Q17662852\"\u003EEarly 20th century gun battery at Bant's Carn, St Mary's\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Eartillery battery, United Kingdom fort\n\u003C/p\u003E\u003C/div\u003E","title":"Early 20th century gun battery at Bant's Carn, St Mary's@ artillery battery, United Kingdom fort\n","link":"","lat":49.9342,"lon":-6.30741,"icon":"/images/1/14/M_fort.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q17662833\" title=\"Q17662833\"\u003ELate 19th-early 20th century Woolpack Battery on The Garrison, St Mary's\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Eartillery battery, United Kingdom fort\n\u003C/p\u003E\u003C/div\u003E","title":"Late 19th-early 20th century Woolpack Battery on The Garrison, St Mary's@ artillery battery, United Kingdom fort\n","link":"","lat":49.9108,"lon":-6.32207,"icon":"/images/1/14/M_fort.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q5187650\" title=\"Q5187650\"\u003ECromwell's Castle\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Eartillery fort, United Kingdom, \u003Ca rel=\"nofollow\" class=\"external text\" href=\"https://www.tripadvisor.com/3378383\"\u003Etripadvisor\u003C/a\u003E fort\n\u003C/p\u003E\u003C/div\u003E","title":"Cromwell's Castle@ artillery fort, United Kingdom, tripadvisor fort\n","link":"","lat":49.9622,"lon":-6.34925,"icon":"/images/1/12/Tm_fort.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q26711976\" title=\"Q26711976\"\u003EHarry's Walls\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Efort, United Kingdom, \u003Ca rel=\"nofollow\" class=\"external text\" href=\"https://www.google.com/search?kgmid=/g/11c4_w_469\"\u003Egoogle\u003C/a\u003E fort\n\u003C/p\u003E\u003C/div\u003E","title":"Harry's Walls@ fort, United Kingdom, google fort\n","link":"","lat":49.9185,"lon":-6.30659,"icon":"/images/1/12/Tm_fort.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q17104504\" title=\"Q17104504\"\u003EOliver's Battery\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E1651 artillery battery, United Kingdom fort\n\u003C/p\u003E\u003C/div\u003E","title":"Oliver's Battery@1651 artillery battery, United Kingdom fort\n","link":"","lat":49.9409,"lon":-6.33162,"icon":"/images/1/14/M_fort.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q105666587\" title=\"Q105666587\"\u003EWoolpack Battery\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Eartillery battery, United Kingdom fort\n\u003C/p\u003E\u003C/div\u003E","title":"Woolpack Battery@ artillery battery, United Kingdom fort\n","link":"","lat":49.909,"lon":-6.32283,"icon":"/images/1/14/M_fort.png"}],"imageoverlays":null}
, 
Blockhouse on Block House Point Old Grimsby
Blockhouse on Tresco - geograph.org.uk - 18139
Old Blockhouse - side view
Old Blockhouse, Tresco - geograph.org.uk - 1765210
Plan of Old Blockhouse, Tresco
Plan of Old Blockhouse, Tresco
TrescoBlockhouse
