Sunda Trench an underwater ridge, and much of the trench is at least partially filled with sediments. Mappings after the 2004 Indian Ocean earthquake of the plate boundary showed resemblance to suspension bridge cables, with peaks and sags, indicative of asperity and locked faults, instead of the traditional wedge shape expected. Some of the earliest exploration of the Trench occurred in the late 1950s when Robert Fisher, Research Geologist at the Scripps Institution of Oceanography, investigated the trench as part of a worldwide scientific field exploration of the world's ocean floor and sub-oceanic crustal-structure. Bomb-sounding, echo-train analysis and manometer were some of
Shire of Diamantina Shire of Diamantina The Shire of Diamantina is a local government area in Central West Queensland, bordering South Australia and the Northern Territory. Its administrative centre is in the town of Bedourie. Like most places in Queensland with the "Diamantina" name, it was named after Lady Diamantina Bowen (née Roma), the wife of the first governor of Queensland, Sir George Bowen. It covers an area of , and has existed as a local government entity since 1879. The town of Birdsville is home to the iconic Birdsville Races, a horse race meeting to raise money for the Royal Flying Doctor