Day 4: Tolar Grande, Llullayllaco Base.
Leave to the Llullayllaco base camp, crossing the Arizaro Salt Marsh, third in size of the world, framed by mountains that reach 19685 ft (Aracar, Salim, etc); Ascent to the Caipe station, with the Arita Cone in the distance and a spectacular panoramic view over the salt marsh and the "island" that emerges from it, as well as other volcanic formations. Headed to the Llullayllaco Salt Marsh, the Catamarca´s mountains are seen in the horizon, going along the salt marsh and lunch at the limit. During the afternoon after passing by the Inca Cemetery in the east face of the mountain, base camp will be set up (15912 ft). Night at the Camp.