Helan Mountains
One of Ningxia's main tourist spots is the internationally renowned Xixia Tombs site located west of Yinchuan. The remnants of nine Western Xia emperors' tombs and two hundred other tombs lie within a area. Other famous sites in Ningxia include the Helan Mountains, the mysterious 108 stupas, the twin pagodas of Baisikou and the desert research outpost at Shapatou. A less visited tourist spot in Ningxia is the Mount Sumeru Grottoes (), which is among the ten most famous grottoes in China.