It's occupied year-round
There is a year-round presence of researchers on Antarctica, peaking at more than 4,000 in the prime summer research season and falling to around 1,000 in the winter season.
There are no indigenous populations of people on Antarctica.
A child was born on Antarctica
In January 1979, Emile Marco Palma became the first child born on the southernmost continent. Argentina sent Palma's pregnant mother to Antarctica in an effort to claim a portion of the continent.
Felicity Aston skied across Antarctica
British explorer and meteorologist Felicity Aston was the first person ever to ski across Antarctica powered only by human muscle. She traveled 1,084 miles (1,744 kilometers) in 59 days between late 2011 and early 2012.
It's a tourist site
In 2011, nearly 20,000 tourists visited the Antarctic Peninsula, according to the International Association of Antarctica Tour Operators.
Antarctica has some dark nights
Like the Arctic to the north, most of Antarctica is completely dark during the region's winter months. Because of the Earth's tilt, during the austral winter, the sun disappears below the horizon for the duration of winter, from the autumnal to the vernal equinox.
In summer months, it's a haven of sunlight
During the summer months, when the sun is constantly above the horizon, more sunlight reaches the surface at the South Pole than over a similar period of time at the equator, according to the CIA World Factbook.
Antarctica has a unique location
Antarctica lies almost entirely within the Antarctic Circle, which is at about 66 degrees south latitude.
The nematode worm is Antarctica's most abundant land animal
The most abundant land animal on Antarctica is not the penguin, but the tiny nematode worm.
Penguins populate the continent
Penguins are the most common bird in Antarctica and live in colonies with populations that would rival some cities, according to the British Antarctic Survey.