Harry's Walls
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Harry's Walls are the remains of an unfinished artillery fort, started in 1551 by the government of Edward VI to defend the island of St Mary's in the Isles of Scilly. Constructed to defend the harbou
The remains of the south-west side
Detail of the granite walling
King Charles's Castle
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King Charles's Castle is a ruined artillery fort overlooking New Grimsby harbour on the island of Tresco in the Isles of Scilly. Built between 1548 and 1551 to protect the islands from French attack,
Exterior of King Charles's Castle
The interior of the hall
The castle (top), overlooking New Grimsby harbour and Cromwell's Castle (bottom)
King Charles's Castle earthworks