15 - Maprik, Papua New Guinea

In the northern coastal mountains. Built by the Australians in the 1930s as an administrative center; left to deteriorate in modern PNG, but recently enjoying a resurgence, in part to high global vanilla-bean prices. Here's a trilingual online dictionary for the Maprik dialect of the Ambulas language (English-Tok Pisin-Ambulas). Here's a sample sentence in Maprik:

Yaabuba yéte wuné vék kopi las ak yate tédéka.
While going on the road I saw that there was some ripe coffee

And here's a carved wooden headdress from Maprik, found on the National Gallery of Australia site: