Island in the St Helena, Ascension, and Tristan Da Cunha (Atlantic British Overseas Territories)
According to Wikipedia:
"Tristan da Cunha (/ˌtrɪstən də ˈkuːn(j)ə/), colloquially Tristan, is a remote group of volcanic islands in the South Atlantic Ocean. It is the most remote inhabited archipelago in the world, lying approximately 2,787 kilometres (1,732 mi) from Cape Town in South Africa, 2,437 kilometres (1,514 mi) from Saint Helena, 3,949 kilometres (2,454 mi) from Mar del Plata in Argentina, and 4,002 kilometres (2,487 mi) from the Falkland Islands."
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