Greenland (both larger) are generally considered to be continental landmasses rather than islands. Three-quarters of Greenland is covered by the only permanent ice sheet outside Antarctica. With a population of about 56,480 (2013), it is the least densely populated territory in the world. About a third of the population live in Nuuk, the capital and largest city. The Arctic Umiaq Line ferry acts as a lifeline for western Greenland, connecting the various cities and settlements. Greenland has been inhabited off and on for at least the last 4,500 years by Arctic peoples whose forebears migrated there from what is now Canada.
Prague census, about 14% of the city inhabitants were foreigners, the highest proportion in the country. Even though official population of Prague hovers around 1.3 - 1.4 million, the real population is much higher due to only 65% of its residents are marked as permanently living in the city, these data were taken from mobile phone movements around the city, and bring total population of Prague to about 1.9 - 2 million, and with additional 300 000 - 400 000 people coming to the city for work, education or shopping, on weekdays there are more than 2 million people in the