Honolulu or Honolulú2 is the largest capital and locality in the state of Hawaii, in the United States. No Honolulu is the most southern among the main US cities. Although the name of Honolulu refers to the urban area on the southeast coast of the island of Oahu, the city and the Honolulu County have formed a consolidated city that covers the entire island (approximately 600 km² of surface). In Hawaiian, "Honolulu" means "sheltered bay" or "shelter". It is said that formerly Kou was called, the name of a district that covers approximately the area from Nuuanu Avenue to Alakea Street and Hotel Street a Queen Street, and that it is the heart of the current district of the center.3 Other places of Oahu with renown International Son Waikiki, Pearl Harbor and Diamond Head.