They had passions for paintings, music, entertaining, and obliterating the constraints of societal norms. Meet the "Queens of Culture," three modern, empowered Million Dollar American Princesses who blazed a trail through the arts world in Europe and beyond. "Downton Abbey" star Elizabeth McGovern shows how Winnaretta Singer, Sara Murphy, and Peggy Guggenheim inspired and supported some of the most innovative creative talents of the 20th century, from Stravinsky and Picasso to F. Scott Fitzgerald and Jackson Pollock.