The Pirate Thieves of The Spanish Seas: A Sphinx and Trevi Adventure

The brother-sister team of Sphinx and Trevi are captured by pirates while sailing to Spain due to a mysterious locket found with a map to hidden treasure. They have to rely on each other at all costs to keep the Pirate Master, Captain Narciso, from finding the treasure. Sphinx and Trevi are sure to find trouble as they whisk thru Spain's beautiful countryside and turn up every stone looking for truth, knowledge, and adventure.