19/20 Michael Portillo sees a pocket-size edition of Bradshaw's Companion at the Bodleian.
18/20 Michael Portillo investigates a historic fire at Blenheim Palace.
17/20 Michael Portillo learns about the Victorian signalling system still in place today.
16/20 Michael Portillo embarks on a new journey from west Wales to East Anglia.
15/20 Michael Portillo finds out about the world's earliest swing bridge and its inventor.
14/20 In Middlesbrough, Michael Portillo visits one of the last cast iron foundries.
13/20 Michael Portillo learns about the technology that made the Humber Bridge possible.
12/20 Michael Portillo explores the link between Boston, Lincolnshire and its American namesake.
11/20 Michael Portillo gives an old engine a fresh start in the railway hub of Derby.
10/20 On the last of his journeys in the capital, Michael Portillo explores Albertopolis.