Museum of Science and Industry (Chicago) of Progress event. For years, visitors entered the museum through its original main entrance, but that entrance became no longer large enough to handle an increasing volume of visitors. The newer main entrance is a structure detached from the main museum building, through which visitors descend into an underground area and re-ascend into the main building, similar to the Louvre Pyramid. In 1983, due to increased attendance, the museum started construction of its underground parking lot, located in three underground levels below the front lawn. Construction of the underground parking lot was finished in the 1990s. For over 55 years,
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