Hudson Geography:
Natural Stream Crossing (landscape)
Hudson Geography:
Old Stonework on Trail Confluence (Arc Monument)
Hudson Geography:
Outlook on Brandywine Valley in First State Historical Park
Hudson Geography:
Ruin and High Rocks on the Trail
Hudson Geography:
Ruin on the Trail
Hudson Geography:
Trail and Natural Stream Crossing in Woodlawn
Hudson Geography:
Trail at Beaver Dam Road
Hudson Geography:
Trail View
Hudson Geography:
Arc Monument #15 (close up)
Hudson Geography:
Arc Monument #15 (fade)
Hudson Geography:
View from Trail--Delaware-Pennsylvania Arc Monument #15
Hudson Geography:
Trail View
Hudson Geography:
Outlook on Brandywine Valley (blue)
Hudson Geography:
Trail-Meadow-Sky Blue
Hudson Geography:
Natural Stream Crossing in Beaver Valley
Hudson Geography:
First State NHP Meadow-Sky Blue