"When Sarah Brown, daughter of abolitionist John Brown, realizes that her artistic talents may be able to help save the lives of slaves fleeing north, she becomes one of the Underground Railroad's leading mapmakers, taking her cues from the slave code quilts and hiding her maps within her paintings. She boldly embraces this calling after being told the shocking news that she can't bear children, but as the country steers toward bloody civil war, Sarah...

Disney's acclaimed, groundbreaking nature series captures the wonder of animals and nature.