The Royal Museums of Fine Arts of Belgium (RMFAB) is a complex of art museums in Brussels, Belgium. The museum houses a vast collection of over 20,000 paintings, sculptures, and drawings, dating from the early Flemish painters of the 15th century to the modern artists of the 20th century.

The collection is spread over six distinct buildings, including the Museum of Ancient Art, the Museum of Modern Art, and the Wiertz Museum. The Museum of Ancient Art is housed in the Palace of Fine Arts and contains works from the 15th to the 18th centuries, including works by Flemish and Dutch masters such as Rubens, Bruegel, and van Dyck. The Museum of Modern Art is located in a building designed by Victor Horta and houses works from the 19th and 20th centuries, including paintings by the Belgian surrealist artist René Magritte.

In addition to the permanent collections, the RMFAB also hosts temporary exhibitions and events throughout the year. The museum also offers educational programs, including guided tours and workshops for children and adults.

Overall, the Royal Museums of Fine Arts of Belgium is a must-see attraction for art lovers and history buffs visiting Brussels. With its vast collection of art and impressive architecture, it provides a fascinating glimpse into the rich cultural history of Belgium and the wider European art scene.