Tiwanaku River^[1][2] (also spelled Tiwanacu) or Wakira River^[3][4] (Aymara, hispanicized Cuaquira, Guaquira) is a Bolivian river southeast of Lake Titicaca in the La Paz Department, Ingavi Province, in the municipalities of Guaqui and Tiwanaku, and in the Los Andes Province, Laja Municipality. It empties into Wiñaymarka Lake, the southern part of Lake Titicaca, north of Guaqui (Waki) near the villages of Jawira Pampa and Uma Marka. On its way along the southern slopes of the Taraco range it flows along the archaeological site of Tiwanaku.

Tiwanaku River / Wakira River
The Tiwanaku River flows between the archaeological site of Tiwanaku and the village of the same name north west of it (on the left) and the Taraco range (in the background).
Location
Country	Bolivia
Region	La Paz Department, Ingavi Province, Los Andes Province
Physical characteristics
Mouth	Wiñaymarka Lake
• location	Ingavi Province
• coordinates	16°31′20″S 68°50′20″W / 16.52222°S 68.83889°W / -16.52222; -68.83889
Basin features
Tributaries
• left	Ch'alla Jawira, Ch'amaka Jawira
• right	Kunturiri, Allqamari, Jaru Uma

Some of its left tributaries are Ch'alla Jawira ("sand river") and Ch'amaka Jawira ("dark river"). Kunturiri, Allqamari and Jaru Uma are right affluenets.