Wila Qullu (Challapata)
 Wila Qullu (Aymara wila red or blood qullu mountain red mountain hispanicized spelling Wila Kkollu Wila Kollu) is a mountain in the Andes in Bolivia about 5144 m (16877 ft) high. It is located in the Oruro Department Challapata Province Challapata Municipality south of Jach'a River and north of Nacional Route 1. The Jach'a Juqhu River which is considered to be the origin of the Pillku Mayu flows along the southern slopes of the mountain.