Unless stated otherwise the Canmore dataset contains Ordnance Survey derived data which is delivered through Canmore website under the terms of the OPEN GOVERNMENT End User Licence. http://www.ordnancesurvey.co.uk/docs/licences/os-opendata-licence.pdf "Canmore-download-Fri, 29 Mar 2024 08:01:19 +0000.csv" CANMORE ID,SITE NUMBER,SITE NAME,SITE TYPE,SITE EASTING,SITE NORTHING,COUNCIL,COUNTY,PARISH,NGR,URL "1681","HY21NW 28","Yesnaby","Millstone Quarry (Post Medieval)(Possible)","321900","1015600","ORKNEY ISLANDS","ORKNEY","SANDWICK","HY 219 156","http://canmore.org.uk/site/1681", "1693","HY21NW 7","Yesnaby, Brough Of Bigging","Building(S) (Medieval) - (18th Century), Burial Cairn (Prehistoric)(Possible), Promontory Fort (Prehistoric)","321940","1015740","ORKNEY ISLANDS","ORKNEY","SANDWICK","HY 2194 1574","http://canmore.org.uk/site/1693", "345055","HY21NW 73","Geldi Geo","Structure (Period Unassigned)","322010","1015670","ORKNEY ISLANDS","ORKNEY","SANDWICK","HY 22010 15670","http://canmore.org.uk/site/345055",