As the Ice Age comes to an end, animals Manny, Sid, Diego and their friends scramble to escape an oncoming flood.

Jim is a young man who grew up reading tales of pirates and adventures on the high seas, and longs for similar excitement in his own life. One day a dying man hands him a map and gives him a warning. Upon careful examination, Jim realizes the map charts the course to Treasure Planet, a distant world where hundreds of space pirates have stashed their loot. Jim is certain this is the adventure he's been dreaming of and sets out to find the fabled Treasure...