The extensive earthworks of Bogle Walls may be the site of the castle of the Avenel family, who held the barony of Westerker (later Westerkirk).
Bogle Walls is in the parish of Westerkirk and the county of Dumfriesshire.
Grid reference: NY 2924 9124
Lat / long: 55.210314, -3.1135267
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