What skylight is thought to be be the smaller sibling to Louvre Pyramid?
La Pyramide Inversée La Pyramide Inversée (The Inverted Pyramid) is a skylight constructed in the Carrousel du Louvre shopping mall in front of the Louvre Museum in France. It may be thought of as a smaller sibling of the more famous Louvre Pyramid proper, yet turned upside down: its upturned base is easily seen from outside.
Roof window A roof window is an outward opening window that is incorporated as part of the design of a roof. Often confused with a skylight, the roof window does differ from each of these other architectural and natural lighting elements in a few basic ways. A roof window is often a good option when there is a desire to allow both light and fresh air into the space.