Melbourne was the Allied Pacific Headquarters from 1942 to 1944 as General Douglas MacArthur established Australia as a launch base for Pacific operations. During World War II, Melbourne industries thrived on wartime production and the city became Australia's leading manufacturing center.
The 2006 Census records show some 28.3% (1,018,113) of Melbourne residents list their religious affiliation as Catholic.The next highest response was No Religion (20.0%, 717,717), Anglican (12.1%, 433,546), Eastern Orthodox (5.9%, 212,887) and the Uniting Church (4.0%, 143,552).[69] Buddhists, Muslims, Jews and Hindus collectively account for 7.5 per cent of the population. Four out of ten Australian Jews call Melbourne home. The city is also residence to the largest number of Holocaust survivors of any Australian city, indeed the highest per capita concentration outside Israel itself.
The city has two large cathedrals - St Patrick's (Roman Catholic), and St Paul's (Anglican). Both were built in the Victorian era and are of considerable heritage significance as major landmarks of the city
Melbourne is located in the south-eastern part of mainland Australia. Geologically, it is built on the confluence of Quaternary lava flows to the west, Silurian mudstones to the east and Holocene sand accumulation to the southeast along Port Phillip. The city's suburbs extend along the Yarra Valley toward the Yarra and Dandenong Ranges to the east, down towards the Mornington Peninsula and the city of Frankston, along the Maribyrnong River and its tributaries north towards the foothills of the Macedon Ranges, and along the flat volcanic plain country towards Werribee and Geelong to the south-west.