It was extended to Luchtbal in the north of Antwerp in 2007 by means of a tunnel under the city [nl] in order to shorten the route from Amsterdam to Brussels.

[1] Over most of its length, it is paralleled by line 27 [fr] so that four tracks are available.

The line goes through the following stations: A recent addition is line 25N, which branches off south of Mechelen to follow the E19 motorway into the Diabolo to Brussels Airport.

As of 2019, works are underway to extend this line 25N through the Mechelen station, adding two platforms, to rejoin the "regular" line 25 North of Nekkerspoel station.

This European rail transport related article is a stub.