4. Luxembourg π±πΊ has three languages: German, French, and Luxembourgish (a Germanic language with many French loan words), and multilingualism is an every day part of life, with different languages being used in different situations.
https://en.wikipedia.org/wiki/Multilingualism_in_Luxembourg
Same topic but in Luxembourgish: https://lb.wikipedia.org/wiki/M%C3%A9isproochegkeet_zu_L%C3%ABtzebuerg
5. In southeastern Luxembourg π±πΊ at the point where the country borders Germany π©πͺ and France π«π· we find the village of Schengen (pop. 4200) which was the site of the signing of the 1985 "Schengen Agreement" paving the way for free movement within what is today known as "The Schengen Area" (pop. 423M)
https://en.wikipedia.org/wiki/Schengen_Area
#geoweirdness