Possible Clues:

• Literally, 'sheltered bay'
• A state capital
• U.S.S. Arizona Memorial locale
• In the Pacific it's done without reward - for love - which is impressive
• Exotic location hot for Lennon's partner and singer
• Port in Hawaii
• With support of opera house, set up on location in Hawaii
• Transpacific Race terminus
• No opera house originally in island capital
• Hawaii capital