BLOG THINGS TO DO IN LUXEMBOURG WITH KIDS July 4, 2020July 27, 2020 Luxembourg is one of the smallest countries in the world. It boasts a population of 500,000 residents and spans an area of just 1,650 km2. Walking around, it feels more like a large town than a country. The center of the city is a UNESCO World Heritage Site in its own right and you can find culture, history and beauty around every corner.