If we are going to talk about trekking and we have to choose the best, without doubt the best circuit is Cordillera Huayhuash in the Peruvian Andes.
This mountain range includes part of the departments (States) Lima, Ancash and Huanuco. In this mountain range is located some of the highest and wild mountains of Peru. Yerupaja (6634m) is the second highest peak of Peru with its spectacular 1200m of wall.
Itinerary
Day 1: Huaraz – Chiquian – Llamac – Matacancha (4150m)
Day 2: Matacancha – Paso Qaqanan (4700m) – Mitucocha lake
Day 3: Mitucocha lake – Carhuac pass (4650m) – Caruhacocha lake
Day 4: Carhuacocha lake – Siula pass (4800m) – Huayhuash
Day 5: Huayhuash – Portachuelo pass (4.750m) – Viconga lake
Day 6: Viconga lake – Cuyoc lake (5000m) – Huanacpatay
Day 7: Huanacpatay – Calinca (4230m)
Day 8: Calinca – Huatiac (3600m)
Day 9: Huatiac – Tapush (4800m) – Jahuacocha lake
Day 10: Laguna Jahuacocha – Pampa Lamac pass (4.300m) - Llamac – Huaraz