- The north tower of the Our Lady’s Cathedral is 123 meters
high, the south tower 65.30 meters, the central aisle 28 meters
and the lantern- or crossing-tower where the nave and transepts
meet 43 meters.
- On the interior, the Cathedral is 118 meters long. At the
crossing, it is 67 meters wide. The maximum breadth of the nave
is 53.50 meters.
- The total surface area of the floor is 8,000 square meters.
At big events, 2,400 seats can be provided for. In principle,
the Cathedral can hold 25,000 people.
- The surface area of the roof amounts to more than 10,000 square
- The Cathedral has 7 bays, 125 columns and 128 windows (of
which 55 are stained-glass).
- In the time of the guilds and trade associations, each of
which had its own altar, there were 57 permanent altars distributed
throughout the Cathedral.
- The nineteenth-century Schyven organ has 90 registers and
- The Cathedral has a carillon with 49 bells at its disposal.
- Of the bells that can be rung, the Karolus, which dates from
1507 and weighs 6,434 kilograms, is the heaviest.
- Maintenance of the Cathedral costs 1.5 million euros per year.
- Every year, approximately 360,000 people visit the Cathedral.