Jem Coulter thinks his family is just on a sightseeing trip to the big city of Sacramento. Then armed bandits hold up the stagecoach for the secret stash of gold they're carrying to the Union Army fighting the distant Civil War! When the family finally reaches the city, they think they're safe at last. Setting out to see the sights, Jem, his sister Ellie, and their cousin Nathan make a new friend. But is Henry the pal they think he is? Could Henry be in cahoots with the thieves? River of Peril gives readers ages 8 to 12 the fast-moving, exciting adventure they've come to expect in this series!