The Department of the Interior, through the Bureau of Land Management (BLM) Colorado State Office, is soliciting proposals for a non-personal services contract to conduct an Ethnographic Study in Las Animas County, Colorado. This study aims to document traditional cultural properties and sacred sites significant to various tribes historically connected to the area, including the Apache, Comanche, and Ute, and will involve compiling existing data, conducting field visits, and gathering Indigenous Knowledge over a four-year period. The selected contractor will be required to demonstrate significant experience in ethnographic studies, provide qualifications of key personnel, and submit a detailed technical response, with proposals due by September 13, 2024, for services expected to commence on September 18, 2024, and conclude by September 30, 2028. Interested parties should contact Patrick Frost at pfrost@blm.gov for further information.