Broken Hill is a city in the far west region of outback New South Wales, Australia. An inland mining city, is near the border with South Australia on the crossing of the Barrier Highway (A32) and the Silver City Highway (B79), in the Barrier Range. It is 315 m (1,033 ft) above sea level, with a cold semi arid climate, and an average rainfall of 265 mm (10.4 in). The closest major city is Mildura, 300 km (190 mi) to the south and the nearest State Capital City is Adelaide, the capital of South Australia, which is more than 500 km (310 mi) to the southwest and linked via route A32.

New South Wales is a state on the east coast of Australia. It borders Queensland to the north, Victoria to the south, and South Australia to the west. Its coast borders the Coral and Tasman Seas to the east. The Australian Capital Territory and Jervis Bay Territory are enclaves within the state. New South Wales' state capital is Sydney, which is also Australia's most populous city. In December 2023, the population of New South Wales was over 8.3 million, making it Australia's most populous state. Almost two-thirds of the state's population, 5.3 million, live in the Greater Sydney area.