Polar regions of Earth
The southern polar region has no permanent human habitation. McMurdo Station is the largest research station in Antarctica, run by the United States. Other notable stations include Palmer Station and Amundsen–Scott South Pole Station (United States), Esperanza Base and Marambio Base (Argentina), Scott Base (New Zealand), and Vostok Station (Russia).
British Antarctic Territory
The British Antarctic Survey has two permanently staffed research stations in the Territory:Signy was operated from 1947 until 1996 and now is only staffed in the summer. There are also two summer-only forward operating stations at Fossil Bluff and Sky Blu.