is a marine embayment formed within a tuff ring and located along the southeast coast of the Island of Oʻahu in the Hawaii Kai neighborhood of East Honolulu, in the Hawaiian Islands.Hanauma is one of the most popular tourist destinations on the Island and has suffered somewhat from overuse. At one time, this popular tourist destination accommodated over three million visitors per year. In 1956, dynamite was used to clear portions of the reef to make room for telephone cables linking Hawaii to the west coast of the US.Box Jellyfish
Box Jellyfish swarmed this bay sometime between the 1800’s and the 1900’s. This and overuse of the bay were the main reasons it closed down.