The Island of Oahu is the most developed, most populous, and most well known Hawaiian Island. Honolulu is on Oahu and is the cultural, governmental, and commercial center of Hawaii. Waikiki Beach is right along Honolulu and is considered Hawaii number one vacation destination. Oahu is also the home of the USS Arizona Memorial at Pearl Harbor, Ala Moana Shopping Center, pineapple fields, Diamond Head, and Iolani Palace the only royal palace in the United States. On the North Shore of Oahu is the home of some of the largest surfing waves in the world. Some of the more popular Hawaii Hotels on Oahu are: Outrigger Waikiki on the Beach, Marriott Waikiki Beach Resort & Spa, Radisson Waikiki Prince Kuhio, Hilton Hawaiian Village Beach Resort & Spa, and the Sheraton Waikiki Hawaii.