A tour of three Victorian mansions: industrialist John Glessner's "Glessner Home" in Chicago; Thomas Edison's "Glenmont" in New Jersey; and Mark Twain's house in Hartford, Conn., where he wrote "Huckleberry Finn" and "Tom Sawyer."
The homes of Presidents Theodore Roosevelt (Sagamore Hill on Long Island, N.Y.) and Franklin D. Roosevelt (Springwood in Hyde Park, N.Y.). Also: FDR's summer retreat on Campobello Island, off New Brunswick, Canada.
Tours of the Biltmore house and gardens, built by forestry pioneer George Washington Vanderbilt near Asheville, N.C. Included: an exploration of its history and architecture; and a profile of its owner.
Mansions along New York's Hudson Valley are toured, including Lyndhurst, the Gothic revival castle of railroad magnate Jay Gould; Kykuit, the Rockefeller mansion. Also: the Hyde Park home of tycoon Frederick Vanderbilt.
Homes donated to American universities are visited. Included: Samuel Cupples House at St. Louis University; Gleensheen at the University of Minnesota; and Chinqua-Penn Plantation associated with the University of North Carolina.
Touring antebellum and post-Civil War homes of Charleston, S.C. Included: the Heyward-Washington House (George Washington slept there); the Nathaniel Russell House; the Calhoun Mansion; the Joseph Manigault House; and the Edmonston-Alston House.
"Winter castles" are toured, including oil tycoon Henry Flagler's Whitehall; Donald Trump's Mar-a-Lago (formerly owned by Marjorie Merriweather Post); and former circus promoter John Ringling's Ca'd'Zan.
The mansions of successful American newspaper owners are visited. Included: Pittock Mansion in Portland, Ore.; the American Swedish Institute; and Cranbrook House and Gardens, home of George and Ellen Scripps Booth.
Palatial dwellings in Puerto Rico and Hawaii, including Honolulu's Iolani Palace, the only royal residence on U.S. soil. Also: the 16th-century La Forteleza and the Serralles Castle, both in Puerto Rico.