Economy. Two of the biggest mineral resource companies in the world BHP Billiton and Rio Tinto mine many of their diamonds from the NWT 
 Unfortunately, I do not have any facts to answer that question. I can tell you that Geographical features include Great Bear Lake the largest lake entirely within Canada and Great Slave Lake the deepest body of water in North America at 614 m as well as the Mackenzie River and the canyons of the Nahanni National Park Reserve a national park and UNESCO World Heritage Site 
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 Any information about their economy? 
 They have an industry for tourism. What other industries are there?
Economy. Two of the biggest mineral resource companies in the world BHP Billiton and Rio Tinto mine many of their diamonds from the NWT