Keywords: Sidling Creek Aqueduct C and O Canal.jpg en Sidling Creek Aqueduct from above on the C and O Canal National Park Service http //www hscl cr nps gov/insidenps/report asp STATE PARK CHOH STRUCTURE SORT RECORDNO 887 National Park Service Department of the Interior US Government Chesapeake Ohio Canal National Historical Park Canal aqueducts in the United States PD-USGov |