Fort Denison
（重定向自Pinchgut）
![](/Images/godic/202502/02/Fort_Denison_101049.JPG")
![Fort Denison pre-1885. National Archives of Australia](/Images/godic/202502/02/Fort_Denison_c18851050.jpg")
![Fort Denison circa 1930](/Images/godic/202502/02/Fort_Denison_from_The_Powerhouse_Museum1050.jpg")
![Viewing west from the southern bastion](/Images/godic/202502/02/Viewing_west_from_southern_bastion1050.jpg")
Fort Denison is a former penal site and defensive facility occupying a small island located north-east of the Royal Botanic Gardens and about one kilometre east of the Opera House in Sydney Harbour, New South Wales, Australia. The island is also known as Pinchgut Island.