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).
Halzen Mesa
Halzen Mesa () is an oblong islandlike mesa, long and rising to , that is the largest and easternmost of three mesas in the Insel Range, McMurdo Dry Valleys, in Victoria Land. The upper surface is relatively level but the periphery is marked by abrupt cliffs that rise 500 to 600 m above the floor of Barwick Valley and McKelvey Valley. Named by the Advisory Committee on Antarctic Names in 2005 after Francis Halzen, Physics Department, University of Wisconsin–Madison, who in 1988 conceived of AMANDA, the Antarctic Muon And Neutrino Detector Array at Amundsen-Scott South Pole Station; United States Antarctic Program principal investigator in a project to build the IceCube neutrino telescope at the South Pole Station in six field seasons beginning 2004-05.