Need a reason to take a holiday next year? Here are 17 cities to put on your list. Scraping into the list includes Australian cities, Brisbane and Melbourne. Brisbane is described as Australia's most improved state capital in the years since PM Julia Gillard chose the 'world-class city' to host the G20. Sydney's high-rise cranes and street-level hoardings are described as signs of positive change - including the construction of a multi-billion dollar cultural ribbon that will curve from Broadway to Barangaroo. Click here to view the complete list.