Gatineau Park the House of Commons of Canada since 1955, and known as The Farm, was part of William Lyon Mackenzie King's estate. This rural property consists of a renovated farmhouse and five outbuildings surrounded by 1.74 hectares (4 acres) of fields and forests. The residence is closed to the public, but a virtual tour is available. Also located inside the park is the Prime Minister of Canada's country retreat and official summer residence Harrington Lake, also called Lac Mousseau. At the end of the Gatineau Parkway, Champlain lookout provides views of the Ottawa Valley from high atop the Eardley Escarpment. When
Harrington Lake property at Harrington Lake has been managed by the National Capital Commission. The property includes four recreational buildings; the land, which formerly consisted of cultivated fields, has reverted to secondary forest. In addition to the main cottage with its fine view over the lake, the Harrington estate includes the following structures: The lake itself and the area around it are referred to as "Lac Mousseau". The name "Harrington" is thought to be a misspelling of "Hetherington", the name of a family which settled in this area. The French name "Mousseau" comes from another early settler to the area, Louis Mousseau,