What is "ary-mas"

Ary-Mas is a forest in Russia, Krasnoyarsk Krai, southern part of Taymyr Peninsula, southern bank of Novaya River. Ary-Mas from Dolgan language - forest island.

Considered to be the northernmost forest of the world although Lukunsky grove to the east from it extends 6 kilometres further north. Though, while Lukunsky grove is northernmost rim of larger forest massif, Ary-Mas is a forest island separated from the nearest forest by approximately 200 kilometres wide zone of tundra.