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The Maritime provinces, also known as the Maritimes, is a term used to refer to a region of eastern Canada. It consists of the provinces of Prince Edward Islands (commonly referred to as P.E.I.), New Brunswick and Nova Scotia. Collectively they have an area of 132,416 km2 (51,689 sq mi.)
The Prairie province is a nickname for Saskatchewan. The term Prairie provinces, or just Prairies, is used to refer to a region of western Canada which consists of Alberta, Manitoba and Saskatchewan. Collectively they have an area of 360,000 km2 (138,997 sq mi.)