T h e   A n t i e t a m   C r e e k   A q u e d u c t
T h e   C & O   C a n a l   &   T h e   P o t o m a c   R i v e r
Antietam Creek Aqueduct | The C&O Canal Potomac River | James O. Phelps | 360 Degree Panoramic Photograph