- Historic Sites
How to Add Your Historic Artifacts, Collections, and Heritage Sites
NationalPortal.org, National Portal to Historic Collections, and Historic Sites offer a national platform for historic artifacts and collections of all sizes to an audience eager to find out more and to visit destinations like yours. It’s a truly unique way for states, DMOs and CVBs to more effectively develop greater awareness of and support for their valued historic assets and to build more tourism. Please contact collections (a) our domain for more information.