Learn about the unique geology of area surrounding the nation’s capital on a hike of the historic Great Falls area with Callan Bentley, DCSWA’s favorite local geologist. Callan will take DCSWA members on an exclusive hike of the Billy Goat Trail in C&O Canal National Historical Park. You’ll do some rock-hopping along the trail and see stunning views of the Potomac River and Mather Gorge while you learn about the rocks that make up Great Falls and how the scenic area formed.
When: Sunday, Oct. 5, 2025
Where: Meet at free parking lot across from Old Angler’s Inn
The trail: Billy Goat Trail, 11710 MacArthur Blvd, Potomac, Maryland 20854
Cost: Free!
Register: Register here. Space is limited, so register soon!
What to bring: Everyone should pack snacks/lunch for the trail, plus 2 liters of water. Bring a good daypack/backpack, good hiking shoes, and dress for the weather.
Pre-trip reading: http://www.nvcc.edu/home/cbentley/105/billy_goat_trip.htm
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