Gazelle Peninsula is a large peninsula in northeastern New Britain, Papua New Guinea, at 4.6666667° S 152° E. (This article is about the island of New Britain in Papua New Guinea. ...
A peninsula (from Latin "paene insula", almost island) is a geographical formation consisting of an extension of land from a larger body, surrounded by water on three sides.
Iberian Peninsula, continental Spain and Portugal, Andorra and the British dependency of Gibraltar.
The whole land mass encompassing North and South Korea is a peninsula.