Castle Harbour, Bermuda Castle Harbour, Bermuda Castle Harbour is a large natural harbour in Bermuda. It is located between the northeastern end of the main island and St. David's Island. Originally called "Southampton Port", it was renamed as a result of its heavy fortification in the early decades of the Seventeenth century. A gem of Bermuda's coastline, it is surrounded by St. George's Parish in the north, east, south (Tucker's Town), and Hamilton Parish in the west. A chain of islands and rocks stretches across the main opening to the Atlantic Ocean, in the east, notably Cooper's Island (which was made a landmass
Bermuda Garrison the Dockyard and Darrell's Island, the infantry soldiers guarded the trans-Atlantic cable facilities, beaches and inlets, patrolled the island, and operated motor boat patrols. The BMA manned the Examination Battery in St. David's, which guarded the primary entrance through the reefs to Bermuda's harbours from the open Atlantic. By 1939, this was the only fixed battery left in use in Bermuda, though others were theoretically able to be returned to use. Similar 6" guns were fixed at the Dockyard, but it was felt that a capital ship could potentially bombard the Dockyard from off the South Shore, out of range