I noted that CD has appreciated by at least 12% since the beginning of this year. It is a potential performer, especially with the possibility of further devaluation of greenback (should Federal Reserve decide on Sept. 18 to cut the benchmark rate to save the economy).
Besides oil, Canada is also the world's largest producer of uranium - the mineral which is the chief ingredient in making nuclear weapon. This mining, which is centred in Saskatchewan Province, has become Canada's important source of revenue.
The picture shows the location of Saskatchewan Province (shaded red). The map is downloaded from Wikipedia.