Location | St Mary's, Isles of Scilly |
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Coordinates | 49°54′42″N 6°17′7″W / 49.91167°N 6.28528°W |
OS grid reference | SV 925 101 |
Type | Promontory fort |
Area | 0.4 hectares (1 acre) |
History | |
Periods | Iron Age |
Designated | 7 October 1976 |
Reference no. | 1011935 |
The Giant's Castle is a promontory fort of the Iron Age, on St Mary's, Isles of Scilly, England. It is a scheduled monument.[1]