Historic Hotels of America -- National Trust for Historic Preservation http://www.historichotels.org/
The National Trust established Historic Hotels of America in 1989 to identify quality hotels that have faithfully maintained their historic integrity, architecture and ambience. To be accepted into Historic Hotels of America, hotels must be located in a building that is at least 50 years old and listed in, or eligible for, the National Register of Historic Places or recognized locally as having historic significance.

