Papua New Guinea largest towns are also located, including Port Moresby (capital) and Lae; other major islands within Papua New Guinea include New Ireland, New Britain, Manus and Bougainville. Papua New Guinea is one of the few regions close to the equator that experience snowfall, which occurs in the most elevated parts of the mainland. The border between Papua New Guinea and Indonesia was confirmed by treaty with Australia before independence in 1974. Maritime boundaries with Australia were confirmed by a treaty in 1978. Papua New Guinea is part of the Australasia ecozone, which also includes Australia, New Zealand, eastern Indonesia, and several
Territory of Papua and New Guinea de Menezes came upon the principal island "Papua". In 1545, the Spaniard Iñigo Ortiz de Retes gave the island the name "New Guinea" because of what he saw as a resemblance between the islands' inhabitants and those found on the African Guinea coast. Knowledge of the interior of the island remained scant for several centuries after these initial European encounters. In 1884, Germany formally took possession of the northeast quarter of the island and it became known as German New Guinea. In 1884, a British protectorate was proclaimed over Papua – the southern coast of New Guinea. The protectorate, called