Berwick-upon-Tweed, Northumberland, England, United Kingdom
Berwick Fortifications, Sandgate. The medieval town wall was built on a line laid down by Edward I in 1296. Other parts of the defences were completely remodelled in the 16th century.
Listen to the audio guide for Berwick Fortifications plaque Free on WIP — starts by itself when you arrive, even with the screen off