The town grew up round the castle built early in the 12th century.
The town was fortified and a castle built in the 13th century.
The castle built in the 13th through 15th centuries towers over the town.
It has a castle build on a motte, the construction of which was started in 1068.
Rocca or castle, built between the 8th and the 9th centuries.
Medieval castle, built to defend the village and still in a state of perfect conservation.
Castle of Nettancourt, built again in the 19th century.
The castle of Ponchartrain built in the 17th century.
It was part the Castle of Batavia built between 1619-1627.
Castle later built a wooden jetty further down the channel leading to a small peninsula in the river.