Sydney hosted the 2000 Summer Olympic Games.
The city's most famous landmarks are the Sydney Harbour Bridge, and the Sydney Opera House.
Sydney has 6 universities: the University of Sydney, the [University of New South Wales]?, Macquarie University, the [University of Technology, Sydney]?, the [University of Western Sydney]?, and (one of the campuses of) the [Australian Catholic University]?.
Sydney also has an interesting subway system. (Melbourne is the only other city in Australia with one, but Sydney's is older and much more interesting.)