ocr: Northwest Territories Capital Yellowknife Major City Fort Smith Flower Mountain avens EA - - - - - - - - - the Physical fifth largest Feature island in Batfinlsland the is - - - - C 1 world. Landmark The famous Alexandra Falls is on the Hay River south of Great Slave Lake. Did you know? The Northwest Territories covers more than n one-third ofCanada, the world's second largest country, Historical Footnote In1789 Alexander Mackenzie navigated the river that bears his name, following it all the way to the Arctic Ocean.