Former CPR properties that are National Historic Sites of Canada.

New Brunswick
The McAdam Railway Station
Quebec
Montebello-Manoir Papineau, home of Louis-Joseph Papineau.
Montreal- Windsor Station. In the year 2007, Canadian Pacific marketed Windsor Station.The classified ad is from the Globe and Mail newspaper:

Quebec City- The Fairmont Chateau Frontenac Hotel.
.Sainte-Genevieve-de-Berthier- The Berthier Railway Station.
Trois-Rivieres- The Canadian Pacific Forest Product Mill. (Demolished in 2002).
Ontario
Toronto- The John Street Roundhouse, built in 1929.
Toronto - Union Station - Once owned by Canadian Pacific and Grand Trunk, now owned by the City of Toronto, which is ruining the building.
Manitoba
Canadian Pacific Railway Station- sold to the Province of Manitoba.
British Columbia
Banff National Park- The Fairmont Banff Springs Hotel is a National Historic Site of Canada and a UNESCO World Heritage Site.
Kelowna- The Myra Canyon Section of the Kettle Valley Railway. The Kettle Valley railroad bed is now part of the Trans Canada Trail.
Victoria- The Fairmont Empress Hotel.