Edinburgh, City of Edinburgh, Scotland, United Kingdom
This section of stonework and the strip of setts on the pavement (which also extends across the traffic island) mark the line of the 16th Century Flodden Wall the necessity for which arose from fear of English invasion following the disastrous Battle of Flodden in 1513
Listen to the audio guide for Bronze plaque № 11845 Free on WIP — starts by itself when you arrive, even with the screen off