Treinstapper, how dou you translate this in English? Train stepper? Treinstappers are walks from railroad station to railroad station by Long Distance Paths (GR). Flemish Brabant still has many beautiful unpaved roads. On this treinstapper you get acquainted with a portion of those wonderful paths. Those who leave in Wespelaar end up in Haachts Broek, a beautiful nature reserve already after 1 km.