1895 Rue Adoncour, Longueuil, QC J4J 5G8, Canada Michel-Chartrand Park is a regional park in Longueuil, south of the St. Lawrence River. The park, with an area of 1,850,000 square meters, is open 365 days a year and includes a conservation area with an observation trail included in its nearly 20 kilometres of bike paths, walking trails and ski ...