Northern Sierra GuideNorthern Sierra is an Andean region of Peru. HotelsFind hotels in Huaraz, Chavin de Huantar and more. HuarazHuaraz is a large town in the Cordillera Blanca region of Peru's Central Sierra. Huaraz stands tall at 3100m; travellers from Lima might need a day or two to acclimatize to the change in atmosphere. CajamarcaCajamarca is located in the northern highlands of Peru. It is approximately 2,700 m above sea level and has a population of about 100,000 people. Cordillera BlancaCordillera Blanca is a region of Peru's Northern Sierra. The name Cordillera Blanca in and of itself sounds imposing. CajabambaCajabamba is a city in the department of Cajamarca. There are frequent buses from Cajamarca & Huamachuco, both of which are best accessed from Trujillo. ChotaChota is a city & Province in the Department of Cajamarca. There are frequent buses from Chiclayo & Cajamarca.