| South Pole area |
| Frigid Zone boundary |
| Ring around a cold area |
| Emperor penguin's realm |
| South Frigid Zone boundary |
| South Temperate Zone border |
| Earth's southernmost latitude |
| Geographers' hypothetical line |
| Imaginary line N of South Pole |
| Line that encloses a continent |
| About 66 degrees south latitude |
| Southern Hemisphere imaginary line |
| Where the midnight sun can be observed |
| Line of latitude north of the South Pole |
| Northern boundary of the South Frigid Zone |
| Imaginary boundary for the South Frigid Zone |
| Imaginary map line that's parallel to the Equator |
| South Frigid Zone and South Temperate zone separator |
| It's between the South Frigid Zone and South Temperate Zone |
| Latitude between the South Frigid Zone and South Temperate Zone |