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South Georgia and the South Sandwich Islands (SGSSI) is a British Overseas Territory in the southern Atlantic Ocean. It is a remote and inhospitable collection of islands, consisting of South Georgia and a chain of smaller islands known as the South Sandwich Islands.
Very little opportunity to visit overland due to raising seas caused by climate change, as well as other limitations of the majority of overland vehicles (lack of onboard flotation devices, life-supporting scuba gear, fuel range, … )