UNESCO World Heritage Sites in the USA - WorldAtlas
https://www.worldatlas.com/articles/unesco-world-heritage-sites-in-the-united-states-of-america.html
WEBMar 5, 2019 · The Mesa Verde National Park and the Yellowstone National Park were the first two American sites to be designated as UNESCO World Heritage Sites in 1978. Since then, a total of 23 sites in 19 states and two territories have been designated. Two sites are transboundary, meaning that they cross the border into Canada.
DA: 27 PA: 3 MOZ Rank: 69