1) End-blown flute 
A pinkillu, pinkuyllu or pinqullu (Quechua or Aymara, hispanicized spellings pincollo, pincuyllo, pingullo, pinquillo, also pinkillo, pinkiyo, pinkullo, pinkuyo) is a flute found throughout the Andes, used primarily in Argentina, Bolivia, Chile, Ecuador and Peru. It is usually played with one hand, leaving the other one free to accompany oneself o...