The village of Montfort l'Amaury extends at the foot of the ruins of its fortified castle. Small medieval city of Yvelines, Montfort l'Amaury offers you 1000 years of history through its historical monuments. Come and tread the cobblestones of its narrow streets, discover its church and its exceptional collection of 16th century glass roofs, its old mass grave, the ruins of the medieval castle of the Counts of Montfort, or even admire the Tower of Anne of Brittany.