The staff at Dale Hollow Lake celebrates Park Ranger Bobby Bartlett’s half century of service to the U.S. Army Corps of Engineers Nashville District near the Resource Manager’s Office Oct. 29, 2024, in Celina, Tennessee. He began working for the Corps of Engineers in 1985 and has since held multiple positions as a park host, maintenance worker, park technician, and park ranger. (USACE Photo by Crystal Tingle)