How old are the medinas, and what makes them UNESCO sites?

A 'medina' is simply the old, walled historic core of a Moroccan city — the medieval town that predates the French-built modern districts beside it. Their ages vary, but the great ones are genuinely ancient: Fes el-Bali, the old medina of Fes, dates to the 9th century and is the elder of them all; Marrakech's medina was laid out by the Almoravids in the 11th century. These aren't reconstructions or museum pieces — they're living cities where people have worked, traded, and prayed in the same lanes for a thousand years, which is exactly what makes them so extraordinary to walk.

Several of them carry UNESCO World Heritage status, and it's worth knowing why, because the criteria explain what you're looking at. Fes was inscribed in 1981, Marrakech in 1985, then the medinas of Tétouan, Essaouira, and Meknes, plus the ksar of Aït Benhaddou and the Roman site of Volubilis. UNESCO recognises them as outstanding, remarkably intact examples of medieval Islamic urbanism — the labyrinthine street plans, the souks organised by trade, the fountains, fondouks, madrasas, and mosques, and the unbroken craft and cultural traditions still practised inside the walls.

Fes earns a special mention because it holds a world record: Fes el-Bali is the largest car-free urban area on the planet, a maze of roughly nine thousand lanes too narrow for vehicles, where donkeys and handcarts still move the goods and shouts of 'balak!' warn you to flatten against the wall. Walking it is the closest thing to time travel Morocco offers — the tanneries, the dyers' souk, the coppersmiths, all operating much as they have for centuries. It's disorienting and intense, and a local guide for the first day is close to essential, but it's unforgettable.

What UNESCO status really protects is the living quality of these places, and that's the lens I urge travellers to adopt. The medinas aren't preserved as relics; they're inhabited, working communities, which is precisely their value and their fragility — over-tourism and modernisation are real pressures. So explore them with respect: stay in a restored riad inside the walls to support the fabric, hire local guides, buy from the artisans whose trades the listing exists to safeguard. Understanding that you're walking through a thousand years of continuous urban life turns a confusing maze into one of the world's great human achievements.