Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.

Parks Canada is the agency of the Government of Canada which manages the country's 37 National Parks, 11 national park reserves, 5 National Marine Conservation Areas, 171 National Historic Sites, one National Urban Park (Rouge), and one National Landmark (Pingo). Parks Canada is mandated to "protect and present nationally significant examples of Canada's natural and cultural heritage, and foster public understanding, appreciation, and enjoyment in ways that ensure their ecological and commemorative integrity for present and future generations".