Given the enormous size of Versailles it is necessary to divide the palace into smaller sections to give a clear view of the layout. Consequently, the palace has been divided into the South Wing, the North Wing and the Central. Under each fan the layout of apartments are illustrated with links to further describe the individual rooms.
Courtesy of berdom's blog
The image above illustrates how the palace is located compared to the ailes des ministres (served as homes to the ministers and the grand commune which contained the kitchens.