High Quality Content by WIKIPEDIA articles! The Don Valley Parkway (DVP) is a controlled-access six-lane municipal expressway in Toronto connecting the Gardiner Expressway in downtown Toronto with Ontario Highway 401, the Macdonald–Cartier Freeway. North of Highway 401, it continues as Ontario Highway 404. The parkway runs through the parklands of the Don River Valley, after which it is named. The parkway has a maximum speed limit of 90 km/h (56 mph) for its entire length of 15.0 km (9.3 mi). As a municipal road, it is patrolled by the Toronto Police Service.