Located in the heart of Europe, Luxembourg (official name: Grand Duchy of Luxembourg; Lëtzebuerg) is a small country located between Belgium, France and Germany. With its area of 2.586 km2, Luxembourg has about 634.700 inhabitants, which makes it one of the least-populated countries in Europe (Jan. 2021). However, 47,2 % of the population are foreigners, with more than 170 nationalities represented. The most represented nations of foreigners are Portuguese, French, Italians and Belgians. Apart of the 634.700 inhabitants, more than 180.000 cross-border commuters travel every day to Luxembourg to work here. The currency of Luxembourg is Euro (1€= 100 cents). The city of Luxembourg is the capital of the country.