The Plains Woodland period covers approximately a thousand years of Colorado prehistory across a large portion of the state. Plains Woodland describes the groups of people occupying much of the western plains from present-day Nebraska and Kansas, west of…

Located about forty miles east of Trinidad, the Trinchera Cave Archaeological District is known primarily for its large assortment of well-preserved perishable artifacts, such as basketry and sandals. With diverse occupations ranging from the Paleo…