Thornton-le-Street Medieval Village: Historic England details at:
https://historicengland.org.uk/listing/the-list/list-entry/1018853
Heritage Lottery Funded project can be read here: http://www.medieval.yas.org.uk/bl0g/?tag=thornton-le-street
Model 1m DSM LIDAR processed in QGIS using methodology found at: https://www.eastmead.com/QGIS-LIDAR.htm