The village of Giusewa was occupied by ancestors of the J?mez Indians before the arrival of the Spanish in 1541. Its ruins lie close to those of the great stone mission church of San Jos? de los J?mez, which was built by the Franciscans around 1622.
About one million years ago, the magnificent valley before you was formed by collapse, after a series of tremendous volcanic eruptions ejected a volume of material more than 500 times greater than the May 1980 eruptions of Mt. St. Helens. This eve…