As "Iron Man 3" opens in theaters take a look at other movies that had notable trilogies.
As "Iron Man 3" opens in theaters take a look at other successful movie series that had at least three motion pictures.
German Federal Archive/Wikimedia Commons
From Facebook/Treven Anspach via CNN
Andreas Rentz/Getty Images
Library of Congress
U.S. Postal Service
Sign up for Breaking News, Daily Headlines, Severe Weather Alerts & more!