You can get anywhere in Sydney from the Manly ferry terminal, committed and not playing you're there, you would possibly not want to go away from!
And on the clear day you might still walk over the Mount Wellington. Any list of beaches in Sydney has to begin with Bondi Beach. https://medium.com/@naturalskincare0_41600/the-ultimate-cbd-beauty-guide-for-radiant-skin-540827fa96b4