Charlie Green is no ordinary boy, he has a secret: a magical plane that can take him anywhere including back in time! In Martyn Blunden’s latest adventure, Charlie must travel back to the sixth century to save Camelot and the Knights of the Round Table from self-destruction.
Charlie Green and the Underground Railroad takes Charlie and his siblings to the scene of the American Civil War in 1862, where they attempt to assist a very brave woman named Harriet Tubman free her sister from slavery.