1. Brussels: Brussels is the capital and the most populous city in Belgium. It is known for its Gothic architecture, museums, and international organizations such as the European Union and NATO.
2. Antwerp: Antwerp is a port city located in northern Belgium. It is known for its beautiful architecture, including the Cathedral of Our Lady and the Plantin-Moretus Museum, as well as its vibrant arts and fashion scene.
3. Ghent: Ghent is a city in East Flanders, Belgium. It is known for its well-preserved medieval city center, with canals and historic buildings such as the Gravensteen Castle and the St. Bavo Cathedral.
