Tunnel Mill Scout Reservation Posted on February 7, 2022 by Mr. Buckingham Location 3913 Tunnel Mill Road Charlestown, IN 47111 Next Event Tunnel Mill Campout (replacing Backpacking) - 10/25 - 10/27 - All Day Upcoming Events Tunnel Mill Campout (replacing Backpacking) - 10/25 - 10/27 - All Day