Saint-Louis Forts and Châteaux National Historic Site of Canada
The Chateau St. Louis in Quebec City was the official residence of the French Governor of New France and later the British Governor of Quebec, the Governor-General of British North America, and the Lieutenant-Governor of Lower Canada.
The site was designated a National Historic Site of Canada in 2002.
It is the historic site that certainly worth a visit.
Source: Wikipedia
For additional information about this site, go the page of Saint-Louis Forts and Châteaux National Historic Site of Canada.