Anglo-Scottish border, with historical areas and dates (1227, 1482, 1552)
author of source image, plus my modifications (myself)
CC BY-SA 3.0
sub area of <a href="//commons.wikimedia.org/wiki/File:Uk_topo_en.jpg" title="File:Uk topo en.jpg">Image:Uk topo en.jpg</a> plus my modifications