Encompassing 230,000 acres of land, the Hawaii Volcanoes National Park celebrates and displays 70 million years of volcanic activity. It is a spot unique to anywhere in the world, offering dramatic volcanic landscapes, hiking, and camping opportunities. It is also perfect to drive through and explore the main sights. It includes Mauna Loa, the world's most massive volcano at 13,677 feet; as well as Kilauea, the world's most active volcano. It is listed as a World Heritage Site and a International Biosphere Reserve for its unique example of island building through ongoing volcanic activity.