Sumatra Trench Sumatra Trench The Sumatra Trench belongs to the Sunda Trench or Java Trench. The Sunda subduction zone (called also: the Sumatra-Andaman subduction zone) is located in the east part of Indian Ocean, and is about 300 km from the southwest coast of Sumatra and Java islands. It extends over 5000 km long, starting from Burma in the northwest and ending at Sumba Island in the southeast. The Java trench was generated by the oblique subduction of the Indo-Australian Plate into the Sunda plate at a rate of 61mm/y (in the south) and 51mm/y (in the north). The oceanic crust being
Diamantina Bowen supervised the layout of the gardens of the house, which included lawns, tennis courts as well as flower and vegetable gardens. On 16 June 1862, the couple hosted the first ball in the new building, celebrating Queen Victoria's birthday. In 1864 at Ipswich, Queensland, Diamantina turned the first sod for Queensland's first railway-line between Ipswich and Bigge's Camp (later Grandchester) using with a silver spade and a cedar wheelbarrow. Diamantina was involved in establishing the first Sunday School for children. Diamantina was concerned about social welfare in Brisbane and was an active patroness of a group of local ladies who