The Causeway, Bermuda The Causeway, Bermuda The Causeway is a narrow strip of reclaimed land and bridges in the north of Bermuda linking Hamilton Parish on the mainland in the southwest and Bermuda International Airport on St. David's Island in St. George's Parish in the northeast, which are otherwise divided by Castle Harbour. The need for such a roadway was long-known to Bermuda's authorities. In the early 19th century, a committee was established to investigate possible plans. It would not be until 1867 that a valid plan, that by Lt. Albert Hime of the Royal Engineers, was approved. Built by the Royal Engineers,
St. George's Harbour, Bermuda islands surrounding the harbour, for which Ordnance Island was the primary ammunition depot. The various surviving East End forts, batteries and other military structures, together with the old capital, have been declared by the United Nations Educational, Scientific and Cultural Organization as a World Heritage Site, the . St. George's Harbour, Bermuda St. George's Harbour is a natural harbour in the north of Bermuda. It serves as the port for the town of St. George's, located on St. George's Island, to its north. To its south is St. David's Island. The harbour and both islands lie within St. George's Parish.