Justin Trudeau three half-siblings, Kyle and Alicia, from his mother's remarriage to Fried Kemper, and Sarah, from his father's relationship with Deborah Coyne. Trudeau lived at 24 Sussex Drive, Ottawa, the official residence of Canada's prime minister, from his birth until his father's government was defeated in the federal election on May 22, 1979. The Trudeaus were expected to move into the residence of the Leader of the Official Opposition, Stornoway, at 541 Acacia Avenue in Rockcliffe Park, but because of flooding in the basement, prime minister Joe Clark offered them Harrington Lake, the prime minister's official country retreat in Gatineau Park,
Gatineau Park passes through the park. The park is also popular with cyclists where many routes are quite steep and very demanding on legs, heart and lungs. Beaches are located at Meech Lake, Lac Phillipe and La Pêche Lake. While no camping is allowed at Meech Lake, there are campgrounds at the other two lakes. All three lakes are open to canoeists, but gas motor boats are only allowed at Meech Lake due to the presence of many private properties. Cross-country skiing is one of the park's main recreational activities. Nearly of cross-country trails criss-cross the park, which hosts the annual Gatineau