Architecture of the Paris Métro feature stonework, statues and other replica museum pieces, under subtle lighting, which together make the station into an antechamber of the Musée du Louvre. Until the reconstruction of the Louvre in the late 1980s, this station was the closest to the museum's entrance. When I. M. Pei's pyramid was added to the Louvre and made the central entrance at the end of the 1980s, the neighboring metro station Palais-Royal became the closest to the museum entrance; so close, in fact, that a subterranean corridor was constructed leading directly from the museum to the Palais-Royal station, which was renamed "Palais-Royal –
Paris in the Belle Époque pioneer Alberto Santos-Dumont, who made the first aircraft flight in Paris in 1906. The "Santos watch" went on sale in 1911 and was a huge success for the company. The industry of mass tourism and large luxury hotels had arrived in Paris under Napoleon III, driven by new railroads and the huge crowds that had come for the first international expositions. The expositions and the crowds grew even larger during the "Belle Époque"; twenty-three million visitors came to Paris for the 1889 exposition, and the 1900 exposition welcomed forty-eight million visitors. The Grand Hôtel du Louvre, built for the universal