Louvre Palace the museum from the main reception area under the glass pyramid, the north part of the complex is now referred to as the Richelieu wing; the east, as the Sully wing; and the south, as the Denon wing. This allows the casual visitor to avoid (to some extent) becoming totally mystified at the bewildering array of named wings and pavilions. The origin of the name "Louvre" is unclear. The French historian Henri Sauval, probably writing in the 1660s, stated that he had seen "in an old Latin-Saxon glossary, Leouar is translated castle" and thus took Leouar to be the origin
Paris in the 17th century finally banned. Some water also came from outside the city, from springs and reservoirs in Belleville, the Pré Saint-Gervais and La Vilette, carried in aqueducts built by the monks to the monasteries on the right bank. These also provided water to the palaces of the Louvre and the Tuileries, which together consumed about half the water supply of Paris. In 1607, Henry IV decided to build a large pump on the Seine next to the Louvre to increase the water supply for the palaces. The pump was located on the second arch of the Pont Neuf, in a high building