London is a radioactive ruin. But Tom and Wren discover that the old predator city hides an awesome secret that could bring an end to the war. But as they risk their lives in its dark underbelly, time is running out. Alone and far away, Hester faces a fanatical enemy who possesses the weapons and the will to destroy the entire human race.The final book in the Mortal Engines series, Philip Reeve's A Darkling Plain is the winner of the Guardian Children's...

Sixteen-year-old Gwen, the newest and final member of the secret time-traveling Circle of Twelve, searches through history for the other time-travelers, aided by friend Lesley, James the ghost, Xemerius the gargoyle demon, and Gideon, the Diamond, whose fate seems bound with hers.

Dangerous adventures continue for the djinni Bartimaeus and his master, seventeen-year-old Nathaniel, a powerful magician who is serving as England's minister of information.