Sussex Drive Sussex Drive Sussex Drive () is a major street in Ottawa, Ontario, Canada, and one of the city's major ceremonial and institutional routes. Running roughly parallel to the Ottawa River, Sussex Drive begins at Rideau Street at the north end of Colonel By Drive, running north and then bending northeast until MacKay Street, where it becomes the Sir George-Étienne Cartier Parkway. Sussex is a particularly famous street in the capital, as it is home to the Prime Minister's residence at 24 Sussex Drive and home to the Governor General's residence at Rideau Hall. Also located on Sussex are Ottawa's former
Harrington Lake for several decades. Since the land was not suitable for farming, the lumber industry replaced it as the primary economic activity. In the early 20th century, two Americans, W. A. Drum and W. L. Donnelly, built a sawmill at Harrington Lake to serve the lumber industry. In the 1920s, Lieutenant Colonel Cameron Macpherson Edwards, a member of a prominent lumbering family in Ottawa, inherited part of the property from his uncle, Senator William Cameron Edwards (who had owned 24 Sussex Drive). He recognized the value of the land for recreation, as well as for lumber. He purchased more land around