Sydney·NSW
Ride a Sydney Harbour ferry
The cheapest harbour cruise in the city, because it is public transport. Manly is the long one.

SydneyNSW
A harbour city that is best seen from the water.
Diliff / Wikimedia Commons (CC BY-SA 3.0)
Sydney is a weekend in itself, and the single best decision you can make is to get on the water. The ferry network is public transport that happens to be one of the great harbour cruises.
4 things to do
Sydney·NSW
The cheapest harbour cruise in the city, because it is public transport. Manly is the long one.
Sydney·NSW
Humpbacks pass the heads between May and November, close enough to see from a boat out of the harbour.
Darling Harbour·NSW
A free fireworks display over the water most Saturday nights. Schedules change, so check first.
Mosman·NSW
A zoo built into a harbour hillside, so half the enclosures have a view of the Opera House.
Towns in Sydney
While you are down here