Doctor Who: The Companion Chronicles: The Time Museum (7.1)

"This is The Chesterton Exhibition. A series of breathtakingly faithful tableaux, painstakingly detailed to the nth degree. Dedicated to the life of that most extraordinary time traveller, Ian Chesterton!"

Ian finds himself in a shrine to his own past, and on the run with a man named Pendolin.

From Coal Hill School to Jobis Station, from Totter's Yard to the Crusades, Ian's history is unfolding.

And a confrontation with a deadly enemy with a voracious appetite awaits...