Seven Wonders Books in Order

Jack McKinley and his companions continue searching for magical Loculi that could save their lives. With their friend Marco missing, they return to the uncertain guidance of the Karai Institute and head toward the Hanging Gardens of Babylon.

Jack McKinley wakes on a mysterious island and learns that a rare gene threatens his life. Alongside three other affected teenagers, he must seek magical objects hidden among the ancient world's wonders while questioning the organization directing them.

Jack McKinley and his friends race to the Mausoleum at Halicarnassus in search of another life-saving Loculus. Amid the ruins, ancient foes and strained loyalties force them to confront dangers beyond the genetic condition already threatening them.

Jack, Cass, and Aly seek the lost Statue of Zeus while enemies seize control of their support network. Their increasingly dangerous powers and the remaining missing Loculi make the search urgent as rival factions close around them.

With Aly trapped beyond a guarded rift in time, Jack and his companions rush to the remaining ancient wonders. Finding the missing Loculi becomes essential to rescuing their friend while preventing the destructive consequences of their quest.