The Brussels Metro is a rapid transit system serving the capital of Belgium. Four lines (1, 2, 5, and 6) and 61 stations cover the Brussels- Capital Region-wide. Most of the stations are underground, except some stations on lines M5 and M6. The Brussels Metro system also includes three premetro lines, consisting of three tram lines. The Metro system began operation in September 1976.
For ticket purchasing, there are several options from where to choose (MOBIB Basic, MOBIB, Contactless tickets). STIB/MIVB operates the metro.