Broken Hill is an isolated mining city in the far west of outback New South Wales, Australia. The world’s largest mining company, BHP Billiton, has roots in the town. Broken Hill is located 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 above sea level, with a hot desert climate, an average rainfall of . The closest major city is Adelaide, the capital of South Australia, which is more than to the southwest. Unlike the rest of New South Wales, Broken Hill (and the surrounding region) observes Australian Central Standard Time (UTC+9:30) a time zone it shares with South Australia and the Northern Territory. Broken Hill has been referred to as “The Silver City”, the “Oasis of the West”, and the “Capital of the Outback”. Although over west of Sydney and surrounded by semi-desert, the town has prominent park and garden displays and offers a number of attractions such as the Living Desert Sculptures.