Diamond Head is a volcanic cone located on the Hawaiian island of Oahu. The formation of Diamond Head resulted from the eruption of the Koolau volcano, estimated to have occurred between 400,000 and 500,000 years ago.

This iconic landmark offers visitors breathtaking views and serves as a popular hiking destination, attracting tourists and locals alike. The unique geological history of Diamond Head adds to its allure, making it a must-see attraction for anyone visiting Oahu.