[1] The platform has what has been described as the world's first computer controlled outdoor active acoustic system[citation needed], with a total of 46 speakers.
[6] At one event in 1972, The Who drummer Keith Moon acted as compere; after arriving via helicopter and reaching the stage by hovercraft, he proceeded to take a rowing boat on the lake and, while dressed as a pirate, served tea and cake to people in the crowd closest to the waters edge.
[8] Bob Marley performed his largest and last ever concert in London at the venue on 7 June 1980, an event which is commemorated on the site with a blue plaque with Ethiopian/pan-African/Rastafari tri-colours.
[10] The Bowl fell into disrepair and was replaced in 1997[11] by the Crystal Palace Concert Platform, an oxidised steel structure with an angled roof rising above a hardwood stage.
[citation needed] The architects described their design as focusing on the use of natural colour, contrasting senses of gravity and levity, and simplicity of material and surface.