Oahu is called the "Heart of Hawaii" so it's the appropriate home to Hawaii's widest range of popular activities and famous sights. Waikiki. The North Shore. Pearl Harbor. Bishop Museum. Iolani Palace. Or get off the beaten track and visit local neighbourhoods like Kapahulu and Haleiwa or lesser-known attractions like the Valley of the Temples or the Makapuu Lighthouse. Start planning your itinerary for your next visit to Oahu.