The Place du Châtelet (French pronunciation: ​[plas dy ʃatlɛ]) is a public square in Paris, on the right bank of the river Seine, on the borderline between the 1st and 4th arrondissements. It lies at the north end of the Pont au Change, a bridge that connects the Île de la Cité, near the Palais de Justice and the Conciergerie, to the right bank.