Australasia
From Tardis Wiki, the free Doctor Who reference
Australasia was a continent on Earth. In consisted of Australia, Tasmania, New Zealand, Malaysia, and the islands of Melanesia, Micronesia and Polynesia which were collectively known as Oceania. (AUDIO: The Transit of Venus) In 200,100, when the Daleks attacked Earth, Australasia was referred to as "just... gone" after a bombing run, which implied absolute destruction of the continent. (TV: The Parting of the Ways)