A seventh-century slate window ledge inscribed with an intriguing mix of Latin, Greek and Celtic words, names and symbols has been unearthed at Tintagel Castle in north Cornwall. The discovery adds weight to the view that the rugged coastal site, which is most often associated with the legend of King Arthur, was home in the early middle ages to a sophisticated and multicultural port community. Put together with other finds including Iberian goblets and bowls from what is now Turkey, the slate ledge suggests Tintagel may well have been an important royal base with trade links stretching from Europe’s Atlantic...