View the itinerary online or print it as a guide if you plan to visit in person. The World Heritage Sites Discover Our Shared Heritage Travel Itinerary, the 60th in this ongoing series, is part of the Department of the Interior and National Park Service's strategy to promote public awareness of history and to encourage visits to historic. places throughout the nation. The itineraries are created by a partnership of the National Park Service, the National Conference of State Historic Preservation Officers, and Federal, State, and local governments and private organizations in communities, regions, and heritage areas throughout the United States. The National Park Service and its partners hope you enjoy this itinerary and others in the series. If you have any comments or questions, please just click on 'Comments or Questions' at the bottom of each page.