* The Old State House in Boston, built in 1713, is the oldest public building in the United States still in use.
* The Boston Common, established in 1634, is the oldest public park in the United States.
* The Harvard University Library, founded in 1638, is the oldest library in the United States.
* The Massachusetts General Hospital, established in 1811, is the oldest general hospital in the United States.
* The Faneuil Hall Marketplace, built in 1742, is a National Historic Landmark and a popular tourist destination.