31. Viacha lies in the Altiplano , 22 km. 32. To the east, the Altiplano is an area of very dry arid land. 33. The Altiplano has been affected by volcanic activity. 34. The Altiplano and the adjacent southern Puna has experienced mafic volcanism during the Cenozoic. 35. The existence of ancient lakes in the Altiplano was proposed as early as 1882. 36. Canelazo is a hot drink from the Altiplano prepared with aguapanela, cinnamon and aguardiente. 37. Permafrost, however, is widespread in this section of the Altiplano and continuous above. 38. R�quira is situated on the Altiplano Cundiboyacense and the urban center at an altitude of. 39. In the Bolivian Altiplano , the Lauca collects the waters of the rivers same name. 40. The municipality stretches over an area of on the Altiplano Cundiboyacense at altitudes between and.