The first successful nonstop flight from the Mainland to Hawaii landed in June of 1927. Since the 1960s, NASA has used the lava fields of Mauna Loa for astronaut training. King Kamehameha, one of Hawaii’s greatest rulers, united the Hawaiian Islands in 1810. Hawaii receives more than 9 million tourists per year. You can mail a coconut as easily as a postcard. The ancient Hawaiians did not have a written language, and instead used stories orally and through dance. You can find the world’s largest pineapple maze on the Dole Pineapple Plantation on Oahu. Billboards are illegal in Hawaii. Hawaii is the only state with two official languages, English and Hawaiian. Hawaii has more endangered species than any other state. Hawaii does not observe daylight savings time. Hawaii is the only U.S. state that grows coffee. Mount Waialeale is the wettest place in the world.