Sydney Airport is Australia's primary international gateway and a major domestic hub. The airport showcases a range of art installations and cultural displays, offering a glimpse into Australia's rich heritage and artistic expression. In addition, Sydney Airport has implemented sustainability measures, including waste reduction and energy-efficient practices. As of January 2022, there were ongoing discussions about expanding and upgrading various facilities at the airport. It’s advisable to check for the latest updates to stay informed about any new developments.