The Zawiya of Moulay Idris II, located in the heart of Fes el-Bali, Morocco, is a spiritual and religious site dedicated to Moulay Idris II, the founder of Fez. The zawiya, a mosque and mausoleum, features intricate tilework, carved wood, and ornate plasterwork, showcasing Moroccan craftsmanship. While non-Muslims cannot enter the inner sanctum, visitors can admire the exterior architecture and the bustling market surrounding the zawiya.