The Department of the Interior, through the National Park Service, is soliciting proposals for up to 11 Concession Contracts to provide guided interpretive whitewater river trips within Dinosaur National Monument in Colorado. The selected contractors will be responsible for delivering engaging and educational experiences for visitors, enhancing their understanding of the natural and cultural resources of the area. This opportunity is significant as it supports the NPS's mission to provide quality recreational services while ensuring visitor safety and environmental stewardship. Interested parties must submit their electronic proposals by 4:00 p.m. Mountain Time on August 19, 2025, and are required to notify the NPS of their intent to propose by July 28, 2025. For further inquiries, contact Jennifer Parker at imr_concessions@nps.gov.