 Carved around 1810, they have been classified as historic monuments since June 1990.The town hall was built at the beginning of the 19th century; It was enlarged twice, first in 1850 by a south-west wing forming an L-shape with the first building, and then under the Second Empire (salon of the Empress), and reworked after the Liberation.Inside, a staircase serves the Grand Lounge and the lounge of the Empress, which houses portraits of Napoleon III and Eugénie by Winterhalter, with - between the two – a rotunda room for the paintings of Michel-Adrien Servant recalling the major events in the history of the city.