Which mountain is taller, Istor-o-Nal or Siguang Ri?
Siguang Ri Siguang Ri is a mountain in the Mahalangur Himalayas of Tibet, China. At an elevation of 7308 m it is the 83rd highest peak on Earth. It is located approximately 6 kilometers NNE of Cho Oyu, the world's 6th highest mountain.
Opongsan (South Hamgyong) Opongsan is a mountain of North Korea. It has an elevation of 1,289 metres.