Fort Macquarie was a fortress on Bennelong Point in Sydney Cove.
Fort Denison is a historical island and military museum located in Sydney Harbour.
Malabar Battery, a former coastal defence instalment in Sydney.
Bare Island Fort is an iconic heritage site situated in Sydney.
Fort Scratchley, perched on a headland, offers panoramic ocean and city views.
Fort Lytton is an important historic site located in Queensland, Australia.
Pope's Eye is an artificial structure located in the Port Phillip Bay.
Fort Queenscliff, once a critical defense installation, is now a fascinating military museum.