Coteau-du-Lac National Historic Site
The Coteau-du-Lac National Historic Site celebrates 100 years of historic designation in 2023. It is located about 50 km southwest of Montréal on the shores of the St. Lawrence River. It features Canada’s first lock canal and the remains of a fort.
With a history spanning 7,000 years, the site was a portage and encampment location used by Indigenous to avoid the rapids, a military fortification, and a canal that opened the way for commercial shipping.
Significant milestone
May 25, 1923 marks the historic designation of Coteau-du-Lac National Historic Site. Find out more.
Visit Coteau-du-Lac National Historic Site
Activities and experiences
Take a guided tour of the property and participate in discovery activities on your own, with family or friends.
Plan a visit
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Tours and programs
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Fees
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Safety and guidelines
Visit Coteau-du-Lac National Historic Site safely.
About Coteau-du-Lac National Historic Site
Culture and history
Discover the historical and cultural dimension of the Coteau-du-Lac National Historic Site.
Nature and science
Learn more about the initiatives undertaken by the Coteau-du-Lac National Historic Site team to preserve the integrity of the site.
Stewardship and management
Find out about job offers, the Coteau-du-Lac National Historic Site management plan and more.
Hours of operation
Closed for the season
Complete schedule
More places to discover with Parks Canada
Fort Chambly National Historic Site
Roughly 30 kilometres southeast of Montreal, Fort Chambly rises proudly at the foot of the Richelieu River rapids. Built in 1711 to defend the colony, this stone fortification was preceded by three wooden forts.
Battle of the Châteauguay National Historic Site
Discover the strategies behind the significant day of October 26, 1813 when outnumbered Canadian troops defeated the invading American army. Ride 14 kilometres by bike or car across the actual battlefield!
Carillon Canal National Historic Site
Watch boats pass through the Carillon Canal lock, navigating a 20-metre drop in a single operation. Stop in at the museum to inspect an interpretive panel about the history of the Ottawa River’s 19th century travellers.
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