Valles Caldera Valles Caldera dates back to the prehistoric times: spear points dating to 11,000 years ago have been discovered. Several Native American tribes frequented the caldera, often seasonally for hunting and for obsidian, used for spear and arrow points. Obsidian from the caldera was traded by tribes across much of the Southwest. Eventually, Spanish and later Mexican settlers as well as the Navajo and other tribes came to the caldera seasonally for grazing with periodic clashes and raids. Later as the United States acquired New Mexico as part of the Treaty of Guadalupe Hidalgo in 1848, the caldera became the backdrop
Jerry Garcia Keelin. However, Garcia ended the affair with Meier forty-five days later in Chicago while on tour with the Grateful Dead after she confronted him about his drug use. Shortly thereafter, Garcia renewed his acquaintance with Deborah Koons in the spring of 1993. They married on February 14, 1994, in Sausalito, California. Because of their public profile, Garcia and his collaborators were occasionally singled out in the American war on drugs. On October 2, 1967, 710 Ashbury Street in San Francisco (where the Grateful Dead had taken up residence the year before) was raided after a police tip-off. Grateful Dead members