Oahu is filled with a lot of outdoor activities. People who visit Oahu never miss a day to venture outdoors. Some popular outdoor activities here in Oahu are swimming, snorkeling, surfing, and hiking. Oahu has great beaches to surf and snorkel. There are also hiking trails accross the island. Ala Moana, Waikiki, and Ko'olina beach are well known beaches for swimming. Beaches such as Makapu'u, North Shore, Waimea and Sunset are popular for its surf. Haunama Bay, Sunset, and Ko'olina beach are known for snorkeling. There are also hiking trails found at Diamiond Head, Manoa Valley, Pacific Palisades, and Makapu'u Point. These outdoor activities will surely add more excitement and fun to your trip. Don't miss out on any of them!