The 70-room Breakers covers 126,000 square feet from attic to basement to mezzanine. Ever humble, 19th-century owner Cornelius Vanderbilt II originally called this a "cottage."
Exterior shot of building at Hearst Castle.
Edsel Ford became president of Ford Motor Company at age 25, posing him the challenge of living up to his father's hulking legacy. No one can say he didn't live it up.
Edward Leedskalnin built the Coral Castle as a monument to the woman who broke his heart. It's made completely of coral, both inside and out. Leedskalnin began working on the structure in 1923, and he didn't finish it until 1951.
Inspired by Tuscan villas and Venetian palaces, circus tycoon John Ringling and his wife built this 1920s Mediterranean Revival-style dream home.
For another look at lifestyles of an earlier era, visit the Biltmore House in Asheville, N.C. The mansion was constructed over a six-year period for George Vanderbilt and officially opened in 1895.
The search for missing University of Virginia student Hannah Graham now includes the use of an aerial drone -- the first time, according to authorities, one has been used in the search for a missing person in the state.
Secret Service Director Julia Pierson, who has faced intense scrutiny over the Sept. 19 White House security breach, has resigned, according to the U.S. Department of Homeland Security. Here's what you should know about the highly secretive agency.