DO NOT PAY for Pearl Harbor Tour. Many places try to charge a fee of $100+pp. This is a national park, you can get in for free by visiting their website.
There is a few different places to book zip-lining on Oahu, this company has a couple different locations.
Kualoa Ranch has lots of options of things to do! If you're looking for a movie tour or just a scenic adventure day this is the place to be.
There are many places to hike on Oahu, here are some of the highest rated hikes.
If you're looking for the day at the zoo, this is the best one you will find for 2300 miles in any direction!;)
There are lots of different luau's on the island here is just a few recommendations
A beautiful spot for a walk or tour to a waterfall/botanical gardens
There are multiple cocktail/dinner cruises on the island here is just one company that does this!
The Byodo-In Temple, located at the foot of the Ko’olau Mountains in Valley of the Temples Memorial Park, welcomes people of all faiths to worship, meditate or simply appreciate its beauty and history as a non-practicing Buddhist temple.