"The Binkerton twins, Josh and Emma, and their little sister, Libby, unwittingly stumble into the Good Times Travel Agency and are carried off on a trip they'll never forget. First, the kids are stowaways on a Viking longship. Then, the Berserker, the most feared of Norse warriors, drags Josh along on a Viking raid. And Emma makes a plunder blunder that turns the siblings into slaves! Will the Binkertons' latest saga come to an untimely end?"--Provided by publisher.