Dora the Explorer: Dora Saves the Snow Princess (2008)

Dora, Boots, and the Snow Fairy embark on a quest to rescue the Snow Princess and her snowy forest from a mean witch. The witch has locked the princess in a tower and stolen her magic snow crystal. She has also frowned into the crystal, causing the forest to melt. Dora and her friends must overcome challenges like an icy ocean, snow hills, and a cave to reach the princess and save the day.