On the motorway A26 , use exit 13, then follow Soissons-Paris directions on the Laon  south  bypass. 1km after the Europe runabout, turn right to Mons en Laonnois/Clacy et Thierret. Drive 4kms through the country untill Mons place with church, town hall and 30ms beyond the town hall, on your right there is the huge forged iron gate: you are arrived!!!