Sussex Drive city hall on Green Island, which includes Earnscliffe, and a number of prominent embassies such as those of France, Japan, Saudi Arabia and the United States. Other landmarks along Sussex are Major's Hill Park, the National Gallery of Canada, the Former Geological Survey of Canada Building, the Royal Canadian Mint, Rideau Falls Park, the Peacekeeping Monument, the National Laboratories, the Connaught Building, the John G. Diefenbaker Building, the Lester B. Pearson Building which is home to Foreign Affairs Canada, and the Archives of the Dominion Building, which is home to the Global Centre for Pluralism, and 700 Sussex Drive, a
Harrington Park (homestead) the estate comprised 800 acres of cleared land, pasture and forest with crop paddocks and a vegetable garden near the house. A second driveway approaches the homestead complex from within the new suburb of Harrington Park, off Parkway Drive / Cobbitty Road/ Oran Park Drive to its north via the new suburb and off the Northern Road to the west. A series of farm dams to the house's south-east have been modified or lost with residential development although the small pond alongside the 1890s realigned driveway remains within open space. Today the garden retains many mature coniferous and other trees