First held on New Year's Day, 1969, and often known as "Hawaiian Woodstock", Diamond Head Crater Festivals, sometimes called Sunshine Festivals, were all-day music celebrations held in the '60's & '70's attracting over 75,000 in attendance for performances of the Grateful Dead, Santana, America, Styx, Journey, War, and Tower of Power, alongside Hawaii talent like Cecilio & Kapono and the Mackey Feary Band.