Gatineau Park leaves change colour in fall, tourists and locals are drawn to the park's lookouts, roads, and pathways to enjoy the autumn scenery. Pink Lake is a meromictic lake found in the park. Tiny algae in the lake give it a bright green colour. The lake's name comes from the Pink family who originally owned property in the area. The park includes many other . King Mountain, the highest peak in Gatineau, rising an almost vertical from the Eardley Escarpment, was the first triangulation point in Canada. Also, the mountain's unique positioning provides an interesting spectrum of vegetation ranging from evergreen
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,