Found 3 places
Latitude: 38.9833 (38°58′0″N), Longitude: -77.1706 (77°10′14″W)
Latitude: 38.9724 (38°58′21″N), Longitude: -77.2003 (77°12′1″W)
Site: nps.gov/choh/index.htm
Latitude: 39.0638 (39°3′50″N), Longitude: -77.1776 (77°10′39″W)