Day 1
For a Sydney city tour today, you can first visit the aquarium, and then visit the Sydney Bridge, Opera House, The Rocks, etc. At noon, you can choose to take a cruise to explore Sydney Harbour and enjoy a buffet lunch on the boat, and then go to visit Bondi Beach, South Point Tsui, Suicide Cliff, Red Light District, Oxford Street, etc.
Day 2
The first stop is to visit the Xiaorenguo Garden, where you can see small-scale places of interest from all over the world, and then head to the city to visit popular attractions such as Lake Griffin, the Capitol, and admire the scenic architecture of various countries.