The Big Island, officially named "Hawaii," is home to eight different climate zones, making it the most varied place in the world. Visit the snowy-capped tundra of Mauna Kea or the tropical rainforest of Waipio Valley. See the beautiful coral reefs at Kealakekua Bay or fly past the magnificent sea cliffs on the Hamakua Coast. Whether you're visiting Kilauea, a young active volcano, or Kohala, the oldest dormant one, you're sure to be amazed by the natural variety of the Big Island of Hawaii.