Hamgyong Mountains

{{short description|Mountain range in North Korea}}

The Hamgyong Mountains ({{Korean|hangul=함경산맥|hanja=咸鏡山脈|rr=Hamgyeong Sanmaek}}), officially known as the Gangbaekjeonggan and formerly known as the {{nowrap|Pepi Shan}}{{sfnp|EB|1878|p=391}} or {{nowrap|Tumen Mountains}},{{sfnp|Zaichikov|1952|p=17}} is a North Korean mountain range. It lies in the northeast quarter of the country, extending for about {{convert|350|km|sp=us}} southwest and northeast parallel to the Sea of Japan (East Sea of Korea).{{harvp|Yŏnhap Tʻongsin|2003|p=[https://books.google.com/books?id=JIlh9nNeadMC&pg=PA66 66]}}. Its northern terminus is in the Tumen Valley.{{sfnp|EB|2011}} To its west are the Kaema Highlands.{{sfnp|EB|2011}}

The southwestern end of the range, west of its turn northwards to meet the Tumen, is also known as the Pujollyong{{sfnp|EB|2011}} or {{nowrap|Pujonryong Mountains{{sfnp|Zaichikov|1952|p=100}}}} ({{Korean|hangul=부전령산맥|hanja=赴戰岭山脈|rr=Bujeollyeong Sanmaek|labels=no}}).

Overall, the Hamgyongs are the highest range of mountains on the peninsula.{{harvp|Marshall Cavendish|2007|pp=[https://books.google.com/books?id=YG2AFyFppJQC 871–872]}}. The tallest mountain in the range is Kwanmo Peak (2,540 m), the second-highest after Paektu (China's "Changbai"). Other notable peaks include Du Peak (2,396 m), Gwesang Peak (2,333 m) and Mount Dury (2,303 m). In total, ten major peaks and 62 subsidiary peaks of the mountains in this range are 2,000 m or higher.{{sfnp|EB|2011}}

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