Honolulu ( or ; ) is the state capital and the most populous city in the U.S. state of Hawaii. It is the county seat of the City and County of Honolulu. Hawaii is a major tourist destination and Honolulu, situated on the island of Oahu, is the main gateway to Hawaii and a major gateway into the United States. The city is also a major hub for international business, military defense, as well as famously being host to a diverse variety of east-west and Pacific culture, cuisine, and traditions.