Baz Luhrmann's “The Great Gatsby” (2013) was filmed in Sydney; the Opera House and its sails crown every postcard.
Australia is wider than the Moon: about 4,000 km east to west, versus the Moon's 3,475 km diameter.
Leave Bondi for the Great Ocean Road. A data eSIM is vital over these distances: offline navigation in the Outback, weather and bushfire alerts, and an Opal card for Sydney transport.