Waikiki may be famous for its beaches, but some of the best views in Honolulu require a short climb. Just minutes from the shoreline, two of Oahu’s most iconic hikes offer breathtaking panoramic views of the island — Diamond Head State Monument and Koko Head Crater Trail. While both hikes reward you with incredible scenery, they offer very different experiences. One is a relatively short and accessible trail that most visitors can complete in under two hours, while the other is a steep stair climb that will definitely test your legs. If you’re staying in Waikiki, these two hikes are some of the best outdoor adventures you can add to…