Additionally in Sydney you could find 2 lights in National Australian Maritime museum (Darling Harbour).
First is Cape Bowling Lighthouse (1874, rellocated here in 1987):
And Lightship CLS-4 (Carpentaria) - she served from 1917 to 1987 in the Queensland:
And the last one very unisial:
Yes, you're right this is water tower. But additionaly it is included to the Admiralty list of lights as K2653 (red and white light, occulting every 3 seconds)