Cairns is a modern and vibrant regional city in Far North Queensland, Australia. The city is rapidly expanding, with a population of 152,137 at the 2007 census. Tourism is the largest income producer for the region, followed closely by the sugar industry. Cairns is located about 1,700 km from Brisbane, and about 2,420 km (1,504 mi) from Sydney by road. It is a popular travel destination for foreign tourists because of its tropical climate and proximity to many attractions ranked as some of the most original and exciting in Australia. The Cairns Region, with its unique environment, is renowned nationally and internationally as a premier tourism destination. It is the only place in the World where two World Heritage Areas meet - the Great Barrier Reef and the Wet Tropics of Far North Queensland.