This cache can be completed as a cache and dash. The cache itself lies underneath the final flight path to Runway 01 at RAF Benson. When completing this cache you may very well see one of the many helicopters and other aircraft that are based here up close! They include the EH101 Merlin Mk3 and Mk3A, Puma 2, the Thames Valley and Chiltern Air Ambulance, the Chiltern Air Support Unit (Police Helicopter) and the Tutors. You are looking for a container which is the same size as a 35mm film canister. Please remeber to bring your own pen or pencil when attempting this one.