North Carolina's Biltmore Estate is America's largest mansion. This Gilded Age home is owned by George Vanderbilt's family.
William Randolph Hearst's Hearst Castle is one of America's most famous historic residences. This National Historic Landmark is known as La Casa Grande or The Big House.
The canopied walk of oak trees planted in the early 18th century gives this Louisiana estate its name. The property was built by Jacques Roman's slaves.
Before the mansion was erected, a canopied avenue of oak trees was planted on this Louisiana estate. The property, owned by Jacques Roman, was built by enslaved labor.
Fallingwater, Frank Lloyd Wright's most famous house, is in Laurel Highlands, Pennsylvania. Fallingwater, a Kaufmann family holiday property, blends nature and architecture.
Banker and philanthropist Otto Hermann Kahn lived in this Hamptons luxury hotel. Oheka originates from his initials, O-He-Ka.
Newport, Rhode Island's most stunning home overlooks the Atlantic Ocean. 1994 made The Breakers a National Historic Landmark.