{"name":"Chesapeake and Ohio Canal National Historical Park","city":"Washington, D.C., District of Columbia","canonical_url":"https://gydeinfo.com/washington-dc/places/chesapeake-and-ohio-canal-national-historical-park/","markdown_url":"https://gydeinfo.com/washington-dc/places/chesapeake-and-ohio-canal-national-historical-park.md","updated_at":"2026-06-20T06:35:06.072836+00:00","facts":[{"claim":"The park preserves and interprets a 19th-century transportation canal and its scenic, natural, and cultural resources.","citation":"https://www.canaltrust.org/canalvideo/","source_title":"Canal Video - C&O Canal Trust","source_type":"official","allowed_use":"canonical_data","retrieved_at":"2026-06-20T06:17:10.026242+00:00","fact_type":"significance","as_of":"2026","confidence":0.95},{"claim":"The park offers education and outdoor recreation across 184.5 miles and about 20,000 acres.","citation":"https://www.canaltrust.org/canalvideo/","source_title":"Canal Video - C&O Canal Trust","source_type":"official","allowed_use":"canonical_data","retrieved_at":"2026-06-20T06:17:10.026242+00:00","fact_type":"capacity","as_of":"2026","confidence":0.95},{"claim":"The canal follows the Potomac River for 184.5 miles from Washington, D.C. to Cumberland, Maryland.","citation":"https://www.nationalparks.org/explore/parks/chesapeake-and-ohio-canal-national-historical-park","source_title":"Chesapeake and Ohio Canal National Historical Park - 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