Late afternoon light slants across the harbour, gilding the Opera House’s white ribs and throwing long shadows beneath the Harbour Bridge. Your guide closes the door of an air-conditioned van and the city exhales: ferries hum, gulls wheel, and the cliffs of the eastern suburbs glow. In four hours a private tour like this stitches together Sydney’s landmarks and the smaller moments that make the city move—convict-era stonework in The Rocks, a quiet lookout in Sydney Harbour National Park where seabirds call you closer, and the roar of Bondi where surfers measure the wind.