Hopewell Furnace National Historic Site is located in Elverson, Pennsylvania, USA. For details and information on visiting, see http://www.nps.gov/hofu.

Natchez National Historical Park is located in Natchez, Mississippi, USA. For details and information on visiting, see http://www.nps.gov/natc.

Salem Maritime National Historic Site is located in Salem, Massachusetts, USA. For details and information on visiting, see http://www.nps.gov/sama.

Valley Forge National Historical Park is located in King of Prussia, Pennsylvania, USA. For details and information on visiting, see http://www.nps.gov/vafo.

Benjamin Franklin National Memorial is located in Philadelphia, Pennsylvania, USA. For details and information on visiting, see http://www2.fi.edu/exhibits/permanent/franklin_national_memorial.php.

Colonial National Historical Park is located in Jamestown, Virginia, USA. For details and information on visiting, see http://www.nps.gov/colo.

Fort Matanzas National Monument is located in St. Augustine, Florida, USA. For details and information on visiting, see http://www.nps.gov/foma.

Grand Portage National Monument is located in Grand Marais, Minnesota, USA. For details and information on visiting, see http://www.nps.gov/grpo.

Independence National Historical Park is located in Philadelphia, Pennsylvania, USA. For details and information on visiting, see http://www.nps.gov/inde.

National Capital Parks – Central is located in Washington, DC, USA. For details and information on visiting, see http://www.nps.gov/nacc.