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From Interstate 25 to the Supervisor's Office: Take the Prospect Road exit and travel approximately four and one-half miles west. Turn left onto Centre Avenue (south). Our building is located at the third entrance (top of the hill) into the Natural Resources Research Center. The Canyon Lakes District Office and Visitor Center (1st floor) and Arapaho and Roosevelt National Forests and Pawnee National Grasslands Headquarters (2nd floor) are co-located at: 2150 Centre Avenue, Building E Fort Collins, CO 80526