Professor Trevor Anderson receives his teenager nephew Sean Anderson. He will spend ten days with his uncle while his mother, Elizabeth, prepares to move to Canada. She gives a box to Trevor that belonged to his missing brother, Max, and Trevor find a book with references to the last journey of his brother. He decides to follow the steps of Max with Sean and they travel to Iceland, where they meet the guide Hannah Ásgeirsson. While climbing a mountain, there is a thunderstorm and they protect...

A paleontologist and her husband discover a mother and baby brontosaurus in Africa, and try to protect them from a group of hunters intent on capturing the dinosaurs.

Milo and Kida reunite with their friends to investigate strange occurances around the world that seem to have links to the secrets of Atlantis.

After the events of "Ice Age: The Meltdown", life begins to change for Manny and his friends: Scrat is still on the hunt to hold onto his beloved acorn, while finding a possible romance in a female sabre-toothed squirrel named Scratte. Manny and Ellie, having since become an item, are expecting a baby, which leaves Manny anxious to ensure that everything is perfect for when his baby arrives. Diego is fed up with being treated like a house-cat and ponders the notion that he is becoming too...