The city is dominated by the harbor,which people have spectacular in the world. There are three things that you must not-and indeed connot-miss. First, there is Sydney Harbor Bridge, one of the largest single-arch bridges in the world Second, the Sydney, opra House is a famous landmark that most visitors greatly anticipate seeing. Finally, don't miss Fort Denison, where prisoners we're kept in solitary confinement for day on a diet of bread and water. The best way to get around is by boat or hydrofoil, boat of which have regular services leaving from Circular Quay. IF you prefer to do things at your own pace,why not hire one of the many boats available fore this purposes?