Ablon-sur-Seine (, literally Ablon on Seine) is a commune in the Val-de-Marne department in the southeastern suburbs of Paris, France. It is located from the centre of Paris. Ablon has been awarded one flower in the Concours des villes et villages fleuris ("towns and villages in bloom competition"). Geography Ablon-sur-Seine is an urban commune located some to the south-east of the centre of Paris immediately to the east of Orly Airport. As it is an urban commune there are numerous roads in the commune with the most important being the D266 going north to the Centre de Finances Publiques and the D29 / D246 / D2498 which run west to east along the south of the commune parallel with the Seine. The main railway from the Gare d'Austerlitz to Bordeaux runs south-west through the commune, and Ablon station is served by regional express trains on (RER) Line C. The Seine river forms the whole southern border of the commune. The whole of the western border and the Seine are also the border between the Val-de-Marne and Essonne departments. There is no bridge from the commune across the Seine. History Ablon-sur-Seine is situated 4 leagues from Paris, that is . Henri IV, by the Edict of Nantes in March 1598, allowed Protestants to practice their faith outside the walls of Paris. He authorized the construction of a Protestant church at Ablons. There was a castle built in Ablon by Agnes Sorel and a Protestant church which was frequented until the revocation of the Edict of Nantes by the Reformed Parisians. The economic activity Ablon has always been linked to the river but a cropping part of its economy was favoured by its loamy soils. It has been traditionally a residential commune, with the urban area mainly residential. Heraldry Administration List of Successive Mayors of Ablon-sur-Seine Mayors from 1941 Twinning Ablon-sur-Seine has twinning associations with: Penkridge (United Kingdom) since 1986 Neubiberg (Germany) since 1975. Population The inhabitants of the commune are known as Ablonais or Ablonaises in French. Culture and heritage Civil heritage The commune has many buildings and structures that are registered as historical monuments: A House at 16 Rue du Bac (19th century) A House at 16ter Rue du Bac (19th century) A House at 33bis Rue du Bac (19th century) The Station Cafe-Restaurant at 37 Rue du Bac (19th century) A Building at 42 Rue du Bac (19th century)