Tuco, Tuku, Tucu or Huanaco Punta is a mountain in the Andes in South America. Its summit is 5,479 m) high and it is one of the southernmost peaks in the snow-capped Cordillera Blanca in northwestern central Peru. Tuco is located in the Ancash Region, Bolognesi Province, Aquia District and in the Recuay Province, Catac District. It is situated northeast of Caullaraju, between Challhua in the west and Pastoruri in the east. Other neighboring peaks are Juchuraju or Condorjitanca and Santón.