Want a crash course in the storied history of Cockatoo Island, Sydney Harbour? Book tickets for the Island Highlights Tour. This all-ages tour charts the changing face of Cockatoo Island. As you visit key landmarks from bygone eras, a knowledgeable guide will reveal how they fit into the island’s historical narrative. They will also share anecdotes about a colourful cast of real-life characters, including convicts, wayward youths and dock workers.