Duddo Five Stones under Milky Way skies 💫 Duddo Five Stones is a stone circle north of Duddo in North Northumberland, approximately 4miles South of the Scottish Border. The stones were known as the Four Stones until 1903, when the fifth stone was re-erected to improve the skyline. There were originally seven stones, the empty sockets of two stones being found on the western side during excavation in the 1890s. northumberland