Sweden is located in Scandinavia and is bordered by Norway and Finland. It has a population of over 9 million people and its capital and largest city is Stockholm. Sweden has a constitutional monarchy form of government and uses its own currency, the Swedish Krona, despite being part of the European Union. The Vikings originated from Scandinavian countries like Sweden between 700-1100 AD and were known for raiding parts of Europe. Sweden has a large forest coverage and over 100,000 lakes within its borders. The dominant religion in Sweden is Lutheranism, though immigration has increased the Muslim population to over 500,000 people as well.