Puncak Mandala or Mandala Peak is a mountain located in Highland Papua, Indonesia. At 4,760 metres, it is the highest point of the Jayawijaya Range and is included in Seven Second Summits. Following Puncak Jaya/Mount Carstensz 350 km to the west, Mandala is the second-highest freestanding mountain in Oceania, Australasia, New Guinea, and Ind…Puncak Mandala or Mandala Peak is a mountain located in Highland Papua, Indonesia. At 4,760 metres, it is the highest point of the Jayawijaya Range and is included in Seven Second Summits. Following Puncak Jaya/Mount Carstensz 350 km to the west, Mandala is the second-highest freestanding mountain in Oceania, Australasia, New Guinea, and Indonesia.