Riad Kniza, in the heart of Marrakech’s medina, dates back to the 18th century. The boutique hôtel de charme has been restored with the help of artisans to create a historic Marrakchi feel.

I n Marrakech’s dusk-hued medina, there’s a riad that opens a door to another world. The gilded home of the late interior designer and febrile socialite, Bill Willis, Dar Noujoum was once a ...