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).
Argentine Antarctic Program
Argentina is the closest country to Antarctica and runs six permanent scientific stations, the most of any country. They are:Orcadas Station is the oldest Argentine station in the Antarctic, and Marambio the newest.