Here are some key facts about Belgium:

- Belgium is a country in Western Europe, bordered by the Netherlands, Germany, Luxembourg, France, and the North Sea.

- With an area of 11,787 square miles (30,528 sq km), it is a relatively small nation, but densely populated with around 11.5 million people.

- Belgium has a federalized constitutional, popular monarchy and parliamentary democracy. The capital and largest city is Brussels, which is also the de facto capital of the European Union.

- The country has three official languages: Dutch, French, and German. It is divided into three highly autonomous regions - Flanders in the north (Dutch-speaking), Wallonia in the south (French-speaking), and the Brussels-Capital Region (bilingual).

- Belgium is a highly developed nation with significant contributions to arts, sciences, and industries. Major economic sectors include engineering, vehicle assembly, transportation equipment, scientific instruments, processed food and beverages.

- Some major cities apart from Brussels include Antwerp, Ghent, Charleroi, Liège, Bruges, and Namur.

- Belgium is famous for medieval cities, Renaissance architecture, and as a center of arts and culture. Some iconic attractions are the Grand Place in Brussels, Manneken Pis statue, Belgian waffles, fries, chocolates, and beers.

- It was a founding member of the European Union and hosts the EU's headquarters, as well as those of other major international organizations like NATO.