5Yellowknife, Canada

Yellowknife, the capital of Canada’s Northwest Territories, is one of the coldest cities in North America. Winter temperatures often reach -40°C (-40°F) or lower. The city is located near the Arctic Circle, which experiences long, dark winters.
However, Yellowknife is also one of the best places in the world to see the Northern Lights. Residents stay warm by wearing thick clothing and using modern heating systems.