Undertown

In this fast-paced adventure story, Timothy and Jessamyn are towed through the streets of Manhattan riding in Timothy's family's sailboat, on their way to the Long Island shore, when the boat comes unhitched from its truck. The teens "sail" backward down a hill in Upper Manhattan, then fall down a huge construction site hole and into the vast sewer system below.

Thrust into an amazing adventure, the kids navigate waterfalls and rapids as they travel through the rain sewers. They meet a gra...