Ten provinces make up the Kingdom of Belgium, which is a member of the European Union together with Luxembourg, Germany, France, and the Netherlands. The four most significant provinces are Hainaut, Brussels, East Flanders, and Antwerp. Belgium is one of the smaller nations in the European Union, with a surface area of 30,689 square kilometers. It experiences cold summers and warm winters due to its moderate environment. There are 11.5 million people living there overall. Brussels is the nation's capital. But Antwerp is the most populated city, followed by Ghent and Charleroi.With 25 million annual passengers, Brussels Zaventem (BRU) is the busiest airport. With 7.7 million, Brussels Charleroi (CRL) is the second busiest. With multiple daily flights, Brussels airport offers particularly good flight connections to the African continent. Language and cultural diversity predominate in Belgium, where Roman Catholicism is the predominant religion. The official languages of the nation are German, Dutch, and French. The French Civil Code serves as the foundation for the civil law legal system. Operating under a constitutional monarchy, the government type is a federal parliamentary democracy, with King Philippe serving as the head of state. The head of state at the moment is Prime Minister Alexander De Croo. The Euro (EUR), which is the official currency of the nation, is currently worth 0.92 USD. With an open economy, the nation has the 12th highest GDP in Europe, with a GDP of over $624 billion. The per capita income of its people is $53,377. The three main sectors that comprise the majority of the GDP are agriculture, industry, and services. Chemicals, machinery, finished diamonds, metals, and metal products are among its principal export commodities. There are many different urban and outdoor tourist sites in Belgium. Because of its trilingual system, it is well-known for its charming medieval towns and diverse cultural aspects. Bruges's canals and belfry, the medieval town of Ghent, the Flanders battlefields, and Brussels' Grand Place are a few of the main locations. With well-known brands like Godiva, Leonidas, Bruyerre, and Belvas, Belgium's skill in the art of chocolate production is another factor drawing large numbers of visitors. Approximately 9.4 million tourists visit the country annually, the bulk of which are from Europe and the surrounding region.