Luxembourg has 3 official languages – French, German and Luxembourgish which is a mix of French and German. Although small, this country is extremely wealthy having the highest nominal GDP per capita in the world, and second highest PPP GDP per capita in the world. With a high minimum wage, and a low unemployment rate, it is no surprise that this country is ranked fourth in terms of living quality in the world according to the Economist.
It is a beautiful place to visit, and is easily accessible by train from Belgium. It makes a great addition to a Benelux trip with the help of a Euro Rail Train Pass including unlimited train rides in the Netherlands, Belgium and Luxembourg for a select amount of days.