The Chronicles of Narnia: Prince Caspian go back to England, leaving Caspian as King of Narnia. Before the release of "", the screenplay for the sequel "Prince Caspian" had already been written. Director Andrew Adamson said the decision was made to follow the publication order of the novels because "if we don't make it now we'll never be able to, because the [actors will] be too old". "Prince Caspian", the second published novel in the series, is the fourth chronologically. "The Horse and His Boy" takes place during a time only hinted at in "The Lion, the Witch and the Wardrobe". The writers briefly considered combining
The Chronicles of Narnia: Prince Caspian of the picture in Europe also allowed the ability to shoot during summer in both continents, although the weather turned out to be so erratic during filming that Adamson joked he had been lied to. Filming began on February 12, 2007 in Auckland. The scene where the Pevensies return to the ruined Cair Paravel was shot at Cathedral Cove. The filmmakers chose the location because it had a tunnel-like arch, which echoed the train tunnel the children go into before being summoned back into Narnia. Henderson Valley Studios was used for the Pevensies' ancient treasure room and the Underground station.