File:Fort Petrie 2013.jpg

Fort Petrie (1914-1956) - A Canadian coastal fort established in 1914 during World War I on a cliff overlooking the entrance to Sydney Harbor in present day Cape Breton County, Nova Scotia, Canada. The site experienced at least two different periods of activity, World War I (1914-1917) and World War II (1940-1948). Last deactivated in 1956. Deactivated and disarmed in 1956.