Hunt, Elizabeth Singer

Secret agent Jack Stalwart travels to France to investigate the disappearance of the Mona Lisa from the Louvre.

"Temporarily retired from the GPF-Global Protection Force-and on family vacation, Jack Stalwart and his older brother, Max, are motivated to act when a band of thieves takes the Emerald Buddha from the Grand Palace in Bangkok. Without the help of the GPF, they're on their own. They're also up against one of the smartest and wealthiest villains they've ever faced. Can Jack and Max find Thailand's most precious statue before it's too late?"--Back cover.

Jack encounters a band of ninjas in Japan who have stolen priceless treasures, including an ancient samurai sword, and it is up to Jack to defeat the game before all is lost.

Secret agent Jack Stalwart travels to Cambodia to rescue the guardian of the sacred treasures of Angkor Wat from kidnappers.

Jack Stalwart, an ordinary boy who fights evil as a secret agent by night, while looking for his brother Max, receives a coded message and is called away to stop poachers from killing elephants in Kenya for their ivory tusks.

Jack believes his brother, Max, is in Egypt and suspects King Tut's diadem--a magical crown--has something to do with his disappearance, but the crown has been missing since the tomb was first opened by archaeologist Omar Massri in 1922 and Jack's efforts to track down Massri's ancestor lead him to uncover evidence of a terrible curse.

When an airplane disappears over Mount Everest while carrying a team of scientists in possession of the first Yeti skull ever recovered, Jack and his fellow climbers must brave the world's highest mountain in order to recover the priceless artifact.

Secret agent Jack Stalwart is sent to the frozen Arctic to protect it from danger and destruction.

Special agent Jack Stalwart travels to Italy to protect professional car racer Morgan Parks from an assassin.

Secret agent Jack Stalwart travels to the Great Barrier Reef in search of a missing diver and treasure.