
Elizabeth McGovern plays Lady Cora on historical drama series "Downton Abbey." In this docuseries, she explores lives of young American heiresses who inspired the popular program, specifically those between the 1870s and the start of World War I. During that period, more than 200 daughters of U.S. millionaire families married into British aristocracy, providing cash to crumbling English manors but gaining peerage titles for the ladies. McGovern also tours Highclere Castle, the setting of fictional Downton.

153 of 162 Mets games this season on Fubo

135 of 162 Yankees games this season on Fubo
Three American heiresses become leading ladies in England: Nancy Astor, Nancy Lancaster and Pauline de Rothschild.
American heiresses Barbara Hutton, Clara Ward and "Kick" Kennedy search for love in Europe, but find tragedy instead.
Women who blazed a trail through the arts world: Winnaretta Singer, Sara Murphy and Peggy Guggenheim.
Three Hollywood actresses become real-life princesses: Grace Kelly, Gloria Swanson and Rita Hayworth.