Ancash-it's true that the word " ancash " means light but the name "Ancash " possibly comes not quoted adjective. But is the result of the exploratory and migratory activities of people of thousands of years, influenced by the geographical characteristics of the Callejón de Huaylas. This area, for which low heights for the first time, is a great almost endless plain.Explorers coming back to its site of origin, commenting on his trip, necessarily, referred to the aforementioned property of Callejon de Huaylas and said everything is plain.?? This Kech-hua is said Jan-ca pam-pam would and they heard this, they commented it saying jan-cash pam-pa which means would says or say that it is pure plain would.?????? This phrase repeated for thousands of years has become jan-cash do "Ancash ".