is a pilgrimage site and the center of a popular moussem (religious festival) every August. The gold-embroidered covering over his tomb is replaced regularly every one or two years during its own ritual attended by religious and political figures. Due to its status as a holy city and sanctuary, the town was off-limits to non-Muslims until 1912, and non-Muslims were not able to stay overnight until 2005. Since 1995, Moulay Idriss Zerhoun has been on UNESCO's Tentative list of World Heritage Sites. Geography The town is currently in the Fès-Meknès region. From 1997 to 2015 it was in Meknès-Tafilalet. The ruins of the Berber and Roman city of Volubilis are located just five kilometers away. Idris I took many materials from here in order to build his town. Further away are the cities of Meknes (about 28 km away by road) and Fez (about 50 km away). The town is located on two adjacent foothills of the Zerhoun mountains, the Khiber and the Tasga, which form the town's two main districts. Between these is the mausoleum and religious complex of Moulay Idris. The Khiber is the taller of the two hills and its summit offers views over the religious complex and the rest of town. The Sentissi Mosque and the Mausoleum-mosque of Sidi Abdallah el Hajjam are also located near the top of the Khiber hill. Notable sites and landmarks Zawiya of Moulay Idris I The zawiya (a religious complex including a mausoleum, mosque, and other amenities; also spelled zaouia) of Moulay Idris is located at the center of town, with its entrance just off the main town square. It is reached then reached via a long passage that leads to the main building. This includes the mausoleum chamber, recognizable from afar by its huge green-tiled pyramidal roof, and a mosque area. It also has a tall minaret with a square shaft, typical of Moroccan architecture. The decoration is rich and dates from the Alaouite period, including from the 20th century. The zawiya is off limits to non-Muslims. Cylindrical Minaret The Sentissi Mosque was built in 1939 by a local man after his return from the hajj in Mecca. It allegedly has the only cylindrical minaret in Morocco. The minaret is covered in a background of green tiles with white Kufic-style Arabic letters spelling out a surah from the Qur'an. The mosque is now a Qur'anic school (madrasa), and is