The Newcastle metropolitan area is the second most populated area in the Australian state of New South Wales and includes most of the Newcastle and Lake Macquarie local government areas. It is the hub of the Greater Newcastle area which includes most parts of the local government areas of City of Newcastle, City of Lake Macquarie, City of Cessnock, City of Maitland and Port Stephens Council. Located 162 kilometres (101 mi) north-northeast of Sydney, at the mouth of the Hunter River, it is the predominant city within the Hunter Region. Famous for its coal, Newcastle is the largest coal exporting harbour in the world, exporting 154.45 million tonnes of coal in 2013–14. Beyond the city, the Hunter Region possesses large coal deposits. Geologically, the area is located in the central-eastern part of the Sydney basin.

Brisbane is the capital and most populous city in the Australian state of Queensland and the third most populous city in Australia. The city central business district stands on the original European settlement and is situated inside a bend of the Brisbane River, about 15 kilometres (9 miles) from its mouth at Moreton Bay. The metropolitan area extends in all directions along the floodplain of the Brisbane River Valley between Moreton Bay and the Great Dividing Range, sprawling across several of Australia's most populous local government areas (LGAs), most centrally the City of Brisbane, which is by far the most populous LGA in the nation. Its positive attitude and creative confidence makes Brisbane a genuine new-world city. Even though the city is rapidly developing and forward-thinking, it maintains a youthful enthusiasm and has what is arguably the most vibrant, laid back and friendliest atmosphere of any east-coast capital city. It is also an energetic river town on the way up, with an edgy arts scene, pumping nightlife, and great coffee and restaurants!

Sydney is the largest and most populous city in Australia and the state capital of New South Wales. The city is located on Australia's south-east coast of the Tasman Sea. It is also the oldest and most cosmopolitan city in Australia with an enviable reputation as one of the world's most beautiful and liveable cities. Brimming with history, nature, culture, art, fashion, cuisine, design, Sydney's set next to miles of ocean coastline and sandy surf beaches. Long-term immigration has led to the cities reputation as one of the most culturally and ethnically diverse cities in Australia and the world. The city is also home to the Sydney Opera House and the Sydney Harbour Bridge, two of the most iconic structures on this planet.

Cairns is a regional city in Far North Queensland, Australia. The city was named after William Wellington Cairns. It was formed to serve miners heading for the Hodgkinson River goldfield, but experienced a decline when an easier route was discovered from Port Douglas. It later developed into a railhead and major port for exporting sugar cane, gold and other metals, minerals and agricultural products from surrounding coastal areas and the Atherton Tableland region.  Cairns is a popular travel destination for tourists because of its tropical climate and access to the Great Barrier Reef, one of the seven natural wonders of the world.