David Bedella

A special guest arrives on Sodor with a big surprise and important jobs for Thomas, Percy and James. The engines meet new friends and discover suits of armour, coats of arms and legends of long-ago heroes. Then their bravery is put to the test when their new friend Stephen goes missing. Will Thomas find him in time? Will the engines discover the truth about the Island of Sodor's biggest mystery?

Thomas is inspired to embark on his an ambitious trip around the world. Travelling full steam ahead across five continents, Thomas discovers magnificent new sights and cultures, making friends with an inspiring and fun Kenyan engine called Nia. With so much for Thomas to learn about the world, will Nia be successful in teaching him a lesson about the true meaning of friendship?

In this action-packed adventure, Thomas discovers a new engine hiding in the tunnels, and sets off to uncover the truth and get to the bottom of the mystery.