Originally aired April 6, 2020

Dallas Koehn is a retired US Park Ranger having worked for the National Park Service from 1964 to 1998. His duties consisted of visitor and resource protection, structural and wildland fire protection, law enforcement, emergency medical services, search and rescue, and supervision. During his career he worked at Yosemite, Death Valley, Grand Canyon, Grand Tetons, Shenandoah, Yellowstone, Lassen Volcanic, and Glacier National Parks.

Since he retired in 1998 he has been doing volunteer backcountry hiking patrols at Glacier NP every September. For the last four years, after moving to Breckenridge, he has also been doing volunteer backcountry patrols in Summit County for the USFS (through Friends of the Dillon Ranger District) during the summer months, and cross-country skiing during the winter months.