10 free Luxembourg trivia questions with answers — geography quiz, new questions added Aug 2026.
Luxembourg is smaller than Rhode Island but has more billionaires per capita than almost any country on Earth. Ready to test your knowledge of Europe's most underrated nation? Jump into our 10-question quiz and see how you stack up.
All 10 questions with answers and explanations. Play the quiz
Q 01Which of the European Union's principal institutions has its seat in Luxembourg's capital?
EU Court of Justice
The city also houses the European Court of Auditors, the European Investment Bank and Eurostat, and the EU Council meets there for three months each year.
Q 02Which of Luxembourg's administrative languages is the sole language of legislation?
French
Luxembourgish is the only recognised national language, a status written into law only in 1984.
Q 03What is the title of Luxembourg's head of state?
Grand Duke
It is the world's only remaining sovereign grand duchy, and the Dutch kings held the title until a succession crisis in 1890 separated the two crowns.
Q 04Which of these countries does NOT share a border with Luxembourg?
Switzerland
The 1839 partition handed the francophone western half of the old duchy to the new Kingdom of Belgium, fixing today's borders.
Q 05Where exactly was the 1985 agreement abolishing internal European border checks signed?
Aboard a river boat
The signing took place on the MS Princesse Marie-Astrid on the Moselle, at the tripoint where France, Germany and Luxembourg meet.
Q 06Luxembourg was one of how many founding countries of the European Communities in the 1950s?
Six
It joined Belgium, France, Italy, West Germany and the Dutch, having already helped found NATO in 1949 and the UN in 1945.
Q 07Luxembourg is the world's second-largest centre for which financial product, behind the US?
Investment funds
It is also the eurozone's leading private banking hub and Europe's top centre for reinsurance companies.
Q 08Because of its formidable fortifications, Luxembourg's capital earned what nickname?
Gibraltar of the North
The historic city and its fortifications were declared a UNESCO World Heritage Site in 1994.
Q 09Luxembourg's tricolour is almost identical to which country's flag, differing mainly in a lighter blue?
Netherlands
The design was defined in 1848 but not officially adopted until 1993; the colours come from the arms of the House of Luxembourg.
Q 10Which industry, using the 'Red Lands' iron ore, drove Luxembourg's early-20th-century industrialisation?
Steel
After it declined in the 1970s the country reinvented itself as a banking hub, and services now account for most economic output.