Chefcaouen was painted blue by the Jewish refugees that lived there in the but the hue is maintained today every spring by local residents. Not only does it keep them cool but is thought to be a spiritual color symbolic of the sky, god and heaven.
Chefchaouen, a small town in northern Morocco, is most famous for their vivid blue walls in its “old town” sector. The maze-like medina sector features a fusion of Spanish and Moorish architecture. The brilliantly blue walls, however, seem to be unique to
morocco:Chefchaouen, Morocco My 2016 travel wonder list