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Apishapa Phase

The Apishapa phase is the name given to distinctive archaeological sites found primarily in southeastern Colorado that Native Americans occupied between AD 1050 and 1450. The Apishapa phase is related to both contemporaneous and more recent…

Earth Lodge

An earth lodge is a distinctive type of timber-frame house built from the early 1400s to the late 1800s by a dozen different Indigenous nations on the Great Plains. These massive circular structures, often encompassing 1,500 square feet or more, featured…

Sopris Phase

Archaeologists use the term Sopris phase to refer to unique Native American sites found only on the Purgatoire River west of Trinidad, Colorado, and on the upper tributaries of the Canadian River west of Raton and Cimarron, New Mexico (Fig. 1). Sopris…