Sinyaya
The 647th longest river in the world
The Sinyaya (Yakut, Siine) is a river in the Sakha Republic, Russia. It is a left tributary of the Lena. It is 597 kilometres (371 mi) long, and has a drainage basin of 30,900 square kilometres (11, 900 sq mi).
Flows through: Russia.
River data from Wikidata (CC0); lengths normalised to a common unit.