Nizhny Bestyakh
Tumul () is a rural locality (a "selo"), the only inhabited locality, and the administrative center of Dollunsky Rural Okrug of Megino-Kangalassky District in the Sakha Republic, Russia, located from Nizhny Bestyakh, the administrative center of the district. Its population as of the 2010 Census was 578, down from 660 recorded during the 2002 Census.