Indigirka Lost World Waterfalls
The waterfalls of the Porozhny Range of the Chersky mountain system are the highest in Yakutia. In total, the area features five over 20 meter-high waterfalls and several lower ones.
The tallest waterfalls of the Kuellekh-Mustakh River - the Upper and Lower falls - exceed 160 m in height. They are cascade-type waterfalls.