7. Sydney, Australia

Sydney is widely regarded as the financial and economic centre business of Australia, with the largest economic sectors comprised of property and business services, retail, manufacturing, and health and community services.

The Australian Securities Exchange and the Reserve Bank of Australia are based in Sydney, as well as 90 banks and more than half of Australia’s top companies.

It is also the hub for Australian tourism and boasts the nation’s most visited attractions, including the Sydney Opera House, Harbour Bridge, Royal Botanical Gardens and Taronga Zoo.

Sydney provides approximately 25 percent of Australia’s total GDP.