Geography of Canada Canada's territory as sparsely populated wilderness; Canada's population density is 3.5 people/km (9.1/mi), among the lowest in the world. Despite this, 79.7 percent of Canada's population resides in urban areas, where population densities are increasing. Canada shares with the U.S. the world's longest undefended border at ; are with Alaska. The Danish island dependency of Greenland lies to Canada's northeast, separated from the Canadian Arctic islands by Baffin Bay and Davis Strait. The French islands of Saint-Pierre and Miquelon lie off the southern coast of Newfoundland in the Gulf of St. Lawrence and have a maritime territorial enclave within Canada's
Baffin Island yarn, Eurasian rats, tally sticks, a carved wooden Dorset culture face mask depicting Caucasian features, and possible architectural remains, which indicated that European traders and possibly settlers had been on Baffin Island not later than AD 1000. What the source of this Old World contact may have been is unclear; the report states: "Dating of some yarn and other artifacts, presumed to be left by Vikings on Baffin Island, have produced an age that predates the Vikings by several hundred years. So [...] you have to consider the possibility that as remote as it may seem, these finds may represent