Littlefoot befriends with a mysterious, fun-loving dolphin-like creature named Mo, who is trapped in "new water" caused by heavy rain. The gang then goes on an adventure to the "big water" to bring Mo home.
Includes: The Land Before Time, The Land Before Time II: The Great Valley Adventure, The Land Before Time VI: The Secret of Saurus Rock, The Land Before Time III: The Time of the Great Giving, The Land Before Time IV: Journey Through the Mists, The Land Before Time V: The Mysterious Island, The Land Before Time VII: The Stone of Cold Fire, The Land Before Time X: The Great Longneck Migration, The Land Before Time XI: Invasion of the Tinysauruses, The Land Before Time IX: Journey to Big Water, The Land Before Time XII: The Great Day of the Flyers, The Land Before Time XIII: The Wisdom of Friends, The Land Before Time VIII: The Big Freeze, The Land Before Time XIV: Journey of the Brave