What are some things I could do as a tourist near Honolulu?

Here are five things you could do as a tourist on O'ahu:
- Visit the Pearl Harbor National Monument. While you're there, you could also visit the battleship Missouri and the Pearl Harbor aviation museum on Ford island
- Visit the Bishop museum
- Take a surfing lesson at Waikiki, or just take a stroll along the beach
- Take a helicopter tour of O'ahu
- Hike to the top of the Diamond Head crater