Moroccan riad been bought by foreigners. This foreign interest has brought new challenges but the investment has helped with the restoration of the UNESCO site and has helped revive many of the handcrafts and artisan trades that were gradually being lost before this trend. Many of the restored riads in the districts of Mouassine and Lakssour offer the finest examples of restoration as historically these areas contained many of the grand palaces from Marrakech's Saadian period. Moroccan riad A riad () is a type of traditional Moroccan house or palace with an interior garden or courtyard. The word riad originates from the
Courtyard of the centralized open courtyard we know today. Courtyard homes have been designed and built throughout the world with many variations. Courtyard homes are more prevalent in temperate climates, as an open central court can be an important aid to cooling house in warm weather. However, courtyard houses have been found in harsher climates as well for centuries. The comforts offered by a courtyard—air, light, privacy, security, and tranquility—are properties nearly universally desired in human housing. Ur, 2000 BC — two-storey houses constructed around an open square were built of fired brick. Kitchen, working, and public spaces were located on