In 3 hours, you can reach Bordeaux.
In 4 hours, you can reach Toulouse, Bilbao.
In 5 hours, you can reach Paris.
In 6 hours, you can reach Zaragoza, Nantes, Valladolid.
In 7 hours, you can reach Madrid, Lyon, Montpellier, Lille, Rouen, Rennes, Reims.
In 8 hours, you can reach London, Luxembourg, Brussels, Barcelona, Antwerpen, Gent, Dudelange, Schifflange, Bettembourg, Liège...