Lucy and Edmund Pevensie return to Narnia with their cousin Eustace where they meet up with Prince Caspian for a trip across the sea aboard the royal ship The Dawn Treader.
Along the way they encounter dragons, dwarves, merfolk, and a band of lost warriors before reaching the edge of the world.
Manny, Sid, and Diego discover that the ice age is coming to an end, and join everybody for a journey to higher ground.
On the trip, they discover that Manny, in fact, is not the last of the woolly mammoths.
The Madagascar animals fly back to New York City, but crash-land on an African nature reserve, where they meet others of their own kind, and Alex especially discovers his royal heritage as prince of a lion pride.
At the Museum of Natural History, there's a new exhibit being unveiled.
Larry Daley, who manages the night exhibit where the exhibits come to life because of the Tablet of Ahkmenrah, is in charge of the presentation.
But when the exhibits go awry, Larry finds himself in trouble.
He learns the Tablet is corroding so he does some research and learns that Cecil, the former museum guard, was at the site when the Tablet was discovered.
He tells Larry they were warned if they remove it could mean the end. He talks to Ahkmenrah who says that he doesn't know anything.
Only his father the Pharaoh knows the Tablet's secrets.
He learns that the Pharaoh was sent to the London museum. Mc Phee, the museum curator, to help send him to London.