Lighthouses
East End Lighthouses, Lighthouses of Long Island, New York, Long Island Chapter, US Lighthouse Society, Long Island's Lighthouses: Past and Present
Long Island Gold Coast
Exhibit which portrayed some of the opulent mansions that have been transformed into educational institutions.
Long Island's Gold Coast
A guide to Long Island's mansions, past and present. Includes mansion ruins, and those used in movies.
Society for the Preservation of Long Island Antiqu
Not-for-profit organization devoted to the preservation of architecture in the region. Information given on historic house museums, preservation services, events and membership.