Fez isn’t a city — it’s a medieval time machine with a full-immersion option in Arab culture. Founded in the late 8th century, it’s considered the oldest and best-preserved Islamic city in the world. But don’t expect some boring open-air museum — this is 100% Arab city life, complete with chaos, colour and noise in generous supply. For centuries, Fez was Morocco’s capital and the beating heart of religion, learning and culture. It’s also where the world’s oldest still-operating university — Al-Karawiyyin — has been running uninterrupted since the 9th century. Though today it’s Morocco’s fourth-largest city, Fez has stubbornly held onto its medieval soul. The adventure begins at Bab…