Check www.b-rail.be for schedules of the trains through Belgium and Luxemburgs...And If u are going to make round trips, its cheaper for you to take round trip tickets and all...Well Or You can call me If You are dropping around Leuven..MO MO khaunla sangai basera...:D Have fun while travelling Dude...And For travel tips, I haven't travelled much either So haven't got much of tips..:)