Full-Day Grand Oahu Circle Island Tour with Snorkeling Truly a day that you will never forget! Believe it or not, out of the hundreds of tours on Oahu, this is the most sold tour, period. Now there are many different variations, however, we have solidified the most requested locations to be visited or seen from the comfort of a luxury, state-of-the-art, fully air-conditioned minibus. Our local tour guides will give you their best as you will feel the passion and aloha that they share with all of you. Welcome to the VIP Ohana.