Koryak Mountains

The Koryak Mountains or Koryak Highlands (Корякское нагорье) are an area of mountain ranges in Far-Eastern Siberia, Russia, located in Chukotka Autonomous Okrug and in Kamchatka Krai, with a small part in Magadan Oblast. The highest point in the system is the 2562 m Mount Ledyanaya, located in the Ukelayat Range, in the central part of the mountains.

Geography
The Koryak Mountains rise south of the Anadyr River, and northeast of the Kamchatka Peninsula. The Koryak Highlands are one of the largest glacial systems in the northern part of the Russian Far East. There are numerous glaciers and ice fields in some of the ranges, with a total surface of 303.5 km2.

Subranges
The system of the Koryak Mountains comprises a number of subranges, including:
 * Vetvey Range, highest point 1640 m
 * Vaeg Range, highest point 1226 m
 * Pakhachin Range, highest point 1715 m
 * Apuk Range
 * Vatyna Range
 * Penzhina Range, highest point 996 m
 * Gizhigin Range, highest point 1059 m
 * Ichigem Range, highest point 1465 m
 * Pylgin Range, highest point 1355 m
 * Olyutor Range, highest point 1568 m
 * Neprokhodimy Range, highest point 1450 m
 * Southern Mayn Range, highest point 1265 m
 * Snegovoy Range, highest point 1712 m
 * Pikas Range, highest point 1106 m
 * Ukelayat Range, highest point 2562 m
 * Komeutyuyam Range, highest point 1142 m
 * Koyverelan Range, highest point 1077 m
 * Rarytkin Range, at the northern end, close to Lake Krasnoye.
 * Ukvushvuynen Range, highest point 1423 m, the easternmost, close to Lake Pekulney.

Rivers
Rivers Main, Khatyrka, Velikaya and Ukelayat, as well as the Penzhina, with its Oklan and Belaya tributaries, are among the main watercourses of the Koryak Mountains.