The Newport Mansions, which include historic properties and landscapes, form a complete essay of American historical development from the Colonial era through the Gilded Age.  Use these 2 one-house guest passes for admission to any one of the following mansions:  The Breakers, Chateau-sur-Mer, Chepstow, The Elms, Green Animals, Isaac Bell House, Kingscote, Marble House, Rosecliff or Hunter House.  No expiration date.