Antarctica

Antarctica is the continent of the South Pole.

Antarctica (or the South Pole) is a frozen continent at the bottom of our world.

The New Scooby-Doo Mysteries
The Scooby-Doo Detective Agency investigated a Mad Sea Lion there. (South Pole Vault)

Season two
[http://scoobydoo.wikia.com/wiki/Mystery_Inc. The gang] investigated an apparent murder by the Fish Fiend while on a trip to return a penguin to its natural habitat. (Uncle Scooby and Antarctica)

Appearances

 * The New Scooby-Doo Mysteries
 * South Pole Vault
 * What's New, Scooby-Doo?
 * 212. Uncle Scooby and Antarctica
 * It was briefly seen in Madagascar, where Skipper and the Penguins reach their true destination, until they think it's too cold for them.
 * A secret UFO outpost was one location in Antarctica, in the beginning of "Monsters Vs. Aliens".
 * In Rise of the Guardians, Jack Frost after accidently betraying the Guardians flies in exile to there, until Pitch comes along, and asks him if he can work for him.