Enjoying Waikiki Beach is of course one of the top things to do in Oahu. The beach is split into several sections, some quieter than others. Stroll the beach, swim, snorkel, and more!
Hiking the trail to the top of the Diamond Head crater is one the bucket list of many Oahu first-timers. The summit offers sensational views over Waikiki and southeast Oahu.
Looking for a family-friendly underwater adventure near Waikiki? Consider snorkeling with Hawaiian green sea turtles at Turtle Canyon! Tours depart from Waikiki.
Pay your respects at the USS Arizona Memorial in Pearl Harbor: the structure sits in the ocean on top of the sunken ship. Reserve ahead for the boat ride!
For history buffs, there are other sites to visit in Pearl Harbor, including the Battleship Missouri Memorial. WWII ended when Japan surrendered on the deck of this ship!
Snorkeling beautiful Hanauma Bay is another Oahu bucket-list activity. Protected by a reef, the waters here are perfect for swimming and snorkeling. Reservations are required.
Taking a helicopter ride over Oahu is an exciting way to get a bird's-eye view of the jewel-green mountains and lush valleys. Take a whole island flight for maximum sightseeing.
Oahu's north shore is known as a surfing mecca in the winter, but shark cage diving is another exciting activity you can try here, to see the graceful creatures swimming in the wild.