September 17th, 2016 10 a.m. to 3 p.m. Cost: $5.00 per team. Technology and a sharp mind will serve you well on Davidsonville’s fun and challenging Geocaching course. Find waypoint, solve riddles, and you might just find a treasure at the end of the hunt. Bring a GPS, good walking shoes, and your sense of adventure. Sign up solo or in teams of up to three and discover parts of the park that most visitors never see. Early registration is required, call the park to sign up. Visit the Visitor Center to sign in and begin the hunt.