Pu’uhuluhulu | Puʻu Huluhulu Puʻuhuluhulu is a forest-covered volcanic cone rising to approximately 6,758 feet (2,060 meters) in the high saddle between Mauna Kea and Mauna Loa on the island of Hawaiʻi. Surrounded by stark lava fields, this green hill is one of the most distinctive landmarks along the Daniel K. Inouye Highway, commonly known …
