Moroccan architecture for building standards which directly affected the architecture at that time, as follows: The building regulations maintained the country's preexisting architectural features and balanced the rapid urbanization. The Riad also known as Dar is the Moroccan traditional house, which normally has two or more storeys around a courtyard. Villas are larger stand-alone housing in the urbanized area which do not need to follow traditional architectural style. Arches, most often the horseshoe arch are used in almost every aspect of Moroccan housing whether it is doors, entrances, windows or niches. Domes are often integrated with altars or commemorative monuments as well
Winter Garden Atrium Reopened on September 17, 2002, the Winter Garden was the first major structure to be completely restored following the attacks. President George W. Bush was present at the reopening ceremony. The pedestrian bridge was destroyed in the same attacks and was replaced by windows facing the former site of the World Trade Center. Since its construction, the Winter Garden Atrium has hosted concerts and symphonies as part of the World Financial Center Series. Upon its reopening in 2002, the atrium held ballets, concerts, a performance by the Big Apple Circus, and a production of "The Downtown Messiah", a modern interpretation