Sydney extend the system through the CBD by 2024. At the time the Sydney Harbour Bridge opened in 1932, the city's ferry service was the largest in the world. Patronage declined from 37 million passengers in 1945 to 11 million in 1963 but has recovered somewhat in recent years. From its hub at Circular Quay the ferry network extends from Manly to Parramatta. Sydney Airport, officially "Sydney Kingsford-Smith Airport", is located in the inner southern suburb of Mascot with two of the runways going into Botany Bay. It services 46 international and 23 domestic destinations. As the busiest airport in Australia
Tourism in Sydney cruiser . It is a dynamic park, offering both a retreat from the city and a lively cultural centre, featuring public events, live music, and other performance art. The Royal Botanic Gardens are the largest of three major botanical gardens open to the public in Sydney. Admission is free and it is open to the public every day of the year. Taronga is the city zoo of Sydney, officially opened on 7 October 1916. It is located on the shores of Sydney Harbour in Mosman. Taronga is linked to Dubbo's Western Plains Zoo in terms of breeding programs. Taronga Zoo