Tree-shrouded boulder along the ruins of the Potowmack Canal at Great Falls Park, Virginia
Upstream entrance to the old Potowmack Canal at Great Falls Park, Virginia
Rock in the Potomac at Great Falls Park, Virginia
Potomac River undulation
Upstream of the main falls at Great Falls Park, Virginia
Rock wall along part of the Potowmack Canal ruins at Great Falls Park, Virginia
Great Falls Overlook 1
View from Overlook 1 at Great Falls Park, Virginia