The City of Greater Sudbury serves as the regional capital of northeastern Ontario. Located 390 kilometres north of Toronto, 290 kilometres east of Sault Ste. Marie, and 483 kilometres west of Ottawa, Greater Sudbury occupies a central location in Ontario at the convergence of two major highways, Highway 69 South and Highway 17 (Trans-Canada Highway). Surrounded by the raw beauty of the Canadian Shield, the region boasts many natural amenities and several provincial parks are within a short drive.
The total area of the City of Greater Sudbury is 3,627 square kilometres including water bodies, making it the largest municipality in Ontario based on total area.
The City of Greater Sudbury contains 330 lakes within its municipal boundaries. At 13,257 hectares in area, Lake Wanapitei becomes the largest city-contained lake in the world. Greater Sudbury's urban core also boasts numerous lakes which are a valued natural amenity. Located in the heart of the city, Ramsey Lake provides public access that is only a few minutes walk from the downtown core.