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 –
Leeum, Samsung Museum of Art as well as the museum’s master plan. The main entrance into the lobby of Museum 1 is through Koolhaas’s glass structure. As they enter the museum, visitors follow along on a wooden ramp and pass under a pavilion, demarcating the threshold. He used pilotis which not only lighten the structure but also provide a view of the surrounding buildings and site. The skin of the three story outer building is composed of steel and glass. Inside, a mixing chamber was created between the glass wall and Black box and the placement of lighting, piloti and ramps. The Black concrete box