Marrakech has plenty of craft showrooms and a few workshops aimed at tourists. But Fes is where the master artisans who supply those showrooms actually work. The Qarawiyyin Mosque — the world’s oldest continuously operating university, founded in 859 CE — is surrounded by the craft guilds that grew up to furnish it. Zellige for mosque courtyards, calligraphy for Quranic manuscripts, carved plaster and cedarwood for prayer halls: the medina of Fes was built around these trades, not the other way around.
That depth shows in the workshops. The man teaching you to chip a zellige tessera may well be the same person whose work you admired on the restored fountains near Bab Rcif. The calligraphy teacher near the Kairaouine may have spent twenty years on Quranic script before pivoting to tourism sessions. It is not guaranteed — but the probability of encountering genuine craft knowledge is much higher in Fes than elsewhere.
Navigating that environment independently is hard. The pottery quarter at Ain Nokbi is about twenty minutes on foot from the main tourist axis, through alleys that are genuinely unsigned. The calligraphy studios are scattered and mostly word-of-mouth. Booking a private guided morning that integrates the workshop into a broader medina walk is, for most visitors, the practical solution.