There are way too many fun things to do on the island of Oahu, Hawaii to write in a short article, but there are a few attractions that stand out other than the obvious beaches.
If you want to learn about Hawaiian culture and animal and plant life, the Bishop Museum is a great place to visit. You will learn how the islands came to be and view many different cultural demonstrations. If you are on Oahu at the right time, their star gazing night is amazing.
The Honolulu Zoo is a good place to visit, especially in you have kids. A variety of native Hawaiian animals, as well as species from all over the world, are featured. There are many baby animals as well, which kids will really enjoy.
If you enjoy snorkeling, then Hanauma Bay is for you. It is one of the best and easiest places on Oahu to snorkel, and the sights and sea life are quite amazing. The water of the bay is the most amazing color of blue. Be sure to bring a waterproof camera.
One of the most famous and beautiful spots on the island is Waimea Falls Park. There are trails, cliff divers, awesome waterfalls, and more. Very romantic, it can also be a fun place for the whole family. Waimean is one of the reasons people call Hawaii paradise.
Oahu offers so much more than the few attractions listed above, but this is a good start for those just visiting. Once living in Oahu, the full magnificence of the island will soon be discovered.