Southernmost settlements
There are many research stations in Antarctica, both permanent and summer only. Many of the stations are staffed all year. McMurdo Station is the largest with an average population of 1200.
Ellsworth Station
Ellsworth Scientific Station (, or simply "Estación Ellsworth" or "Base Ellsworth") was a permanent, all year-round originally American, then Argentine Antarctic scientific research station named after American polar explorer Lincoln Ellsworth. It was located on Gould Bay, on the Filchner Ice Shelf.