The 1st arrondissement of Paris is one of the 20 arrondissements of the capital city of France. In spoken French, this arrondissement is colloquially referred to as le premier. It is governed locally together with the 2nd, 3rd and 4th arrondissement, with which it forms the 1st sector of Paris. Also known as Louvre, the arrondissement is situated principally on the right bank of the River Seine. It also includes the west end of the Île de la Cité.