A young boy living in mid-nineteenth century Missouri relates the many adventures that he and his friend Jim, an escaped slave, experience as they travel down the Mississippi River on a raft.

"When billionaire John Hammond exploits genetic engineering to create an island theme park populated by real dinosaurs, an attempted theft by a rival bio-genetics company compromises the park's electric fences, leaving a safety evaluation team--and Hammond's two grandchildren--in grave danger"-- "Four years after the failure of Jurassic Park on Isla Nublar, it is revealed that there was another island ("Site B") on which dinosaurs were bred before...