Harrington Lake Diefenbaker suggested that he needed a quiet place to go fishing, not too far from Ottawa. Later that year, Harrington Lake was chosen as the site for an official country residence and the buildings were formally designated as a secure residence for Canada’s prime ministers. During the first prime ministership of Pierre Trudeau, his then-wife, Margaret, added a vegetable garden; according to Kim Campbell's autobiography "Time and Chance", the garden still provided the house with fresh produce at the time of that writing. Campbell was the only Prime Minister to have spent her entire term in office residing at Harrington
Lake Shore Drive southern extension, the extension of Lake Shore Drive to the north has been the subject of controversy in recent years. In 2004, a private foundation solicited plans, and the Chicago Park District considered a feasibility study, to extend Lake Shore Drive farther north through Rogers Park and into Evanston. Residents protested against cutting neighborhoods off from the lake, and Rogers Park and Edgewater voters rejected the extension in a referendum placed on the ballot by citizen initiative in November 2004. However, in spring, 2005, the Chicago Park District spent $350,000 on plans for new marinas along Lake Shore Drive, including