World Heritage Site | Potomac River | Army of the Potomac | English Heritage | Oregon Trail | Trail of Tears | rail trail | Santa Fe Trail | Portland Trail Blazers | List of women in the Heritage Floor | heritage railway | Cultural heritage | Appalachian Trail | Heritage Lottery Fund | heritage | Potomac, Maryland | Potomac | trail | The Big Trail | National Cowboy & Western Heritage Museum | California Trail | Objects of cultural heritage in Poland | Masterpieces of the Oral and Intangible Heritage of Humanity | Virginia Creeper Trail | Rail trail | Heritage USA | Heritage | Rubicon Trail | Prussian Cultural Heritage Foundation | Ozark Trail |
The Sierra Club voiced strong objections in 1999 saying that construction of National Harbor would "prevent forever the completion of the Potomac Heritage Trail".