• In July 2014, the film's distribution rights were purchased by DreamWorks Animation and transferred to 20th Century Fox.
  • In the movie, Cortes is looking for El Dorado, but in real life, it was Gonzalo Pizarro who was looking for the legendary city of gold.
  • Tzekel-Kan's sacred book contains a picture of a man fishing from the moon, a parody of the Dreamworks logo.
  • After the film was released, a series of sequels were planned (in the vein of the Shrek franchise), but later on these were scrapped after the film flopped at the box office.
  • The second DreamWorks Animation's musical film, after The Prince of Egypt
  • This is the first DreamWorks Animation film to be released in March.