The world above was white, silent, and frozen. Manny, Sid, and Diego were used to the biting wind of the tundra, but beneath their feet—hidden under a massive, thinning ice sheet—lay a world that time had forgotten.
"You know," Sid chattered, his teeth clicking together, "suddenly, the frost doesn't feel so bad." The world above was white, silent, and frozen
Manny and Diego followed, desperate to rescue their friend. They emerged into a valley illuminated by glowing crystals embedded in the cavern ceiling. Giant ferns towered like skyscrapers, and the sound of distant, guttural roars echoed through the mist. The world above was white