Les Invalides is a complex of buildings in the 7th arrondissement of Paris, containing museums and monuments, all relating to the military history of France, as well as an hospital and a retirement home for war veterans, the buildings’ original purpose. The buildings house the Musée de l'Armée, the military museum of the Army of France, the Musée des Plans-Reliefs, and the Musée d'Histoire Contemporaine, as well as the Dôme des Invalides, a large church, the tallest in Paris at a height of 107 meters, with the tombs of some of France's war heroes, most notably Napoleon.