Helidon, Queensland Helidon, Queensland Helidon is a town and locality in the Lockyer Valley region of southeast Queensland, Australia. Helidon is located on the Warrego Highway, west of the state capital, Brisbane, and east of Toowoomba. The town had a population of 1,053 at the 2011 census. Helidon is known in Queensland for its high quality sandstone, used extensively in private and public buildings in the state and elsewhere, including Brisbane City Hall, Brisbane Treasury Building, University of Queensland, and sought after internationally for its quality, especially in China. Helidon is also the location of a natural mineral spring whose products were
Eastern states of Australia also includes: the Gold Coast, Queensland; Newcastle, New South Wales; and Wollongong, New South Wales as the three largest non-capital cities in the country. In terms of climate, the area is dominated by a humid subtropical zone, with some tropical (Queensland) and oceanic climate (Australian Capital Territory, Victoria, New South Wales) zones. In most situations, the eastern states are defined as those who use Australian Eastern Standard Time (AEST), and that is the definition that this article will adhere to, unless noted. Since the 1980s, governments have proposed building a high-speed rail in Australia. However, this rail would only go