Wonder, wonder, laugh and learn as you experience the famous Busselton Jetty and Underwater Observatory Busselton WA The Famous Busselton Jetty Experience and Underwater Observatory Busselton are WA Tourism favourite landmark icons as a 3km wooden jetty takes you to the Underwater Observatory UWO where spectacular under water marine sights will ensure the holiday experience of a lifetime. Busselton, Jetty, Experience, Buselton, Bussellton, WA, Underwater, Observatory Busselton are WA Tourism favourite landmark icons as a 3km wooden jetty takes you to the Observatory, UWO, spectacular, water, marine, sights, holiday, experience, Margaret River, Dunsborough