Busselton Jetty is 1.841km long. It is the longest timber piled jetty in the southern hemisphere and is operated by a non-profit community organisation known as Busselton Jetty Incorporated. Proceeds from ticket sales contribute to jetty maintenance and conservation.

Explore one of only six underwater observatories in the world at the Busselton Jetty! Discover more than 300 individual marine species in their natural habitat through eleven viewing windows at various levels within the 9.5 metre diameter observation chamber.