In Vitry-le-François, take the D13. In St-Dizier, take the D384 to Troyes. In Troyes, follow signs to "Brienne-le-Château/Moutier-en-Der". The "Cheval Blanc" is at the centre of Giffaumont. 25km from Vitry-le-François and St-Dizier, 80km from Troyes, 200km from Paris.