Peter travels to North Wales to meet volunteers from the Llangollen Steam Railway who are going to restore this carriage from 1912. Henry learns about railway toilets.
On the Isle of Wight, Peter Snow learns how to drive a steam train while a local team bring a charming wooden railway carriage dating from 1864 back to life in all of its splendid detail.
In Birmingham, once home to the Pullman company, a team of experts take on a major challenge restoring a 1960 Pullman dining car back to its former glory. Peter has another train driving lesson.
A family restores one of only two surviving railway coaches used by Queen Victoria, that's been rotting in a car park for decades. And Peter finally drives a steam train.
For the series grand finale, all of the restored carriages are joined together as a spectacular 'Time Train' which Peter takes for a ride on the beautiful Llangollen Railway.