Matt Baker and Julia Bradbury head for the borderlands and beyond.
Looks at Roman Britannia, where finds include the thickening mystery of 97 baby skeletons.
Dan Snow and Sian Williams experience what life was like on board a 19th century warship.
Rom the Roman and Sen the Centurion visit Roman sites near Hadrian's Wall.
A look at signs of the past in Dover, Richborough and Colchester.
A look at Watling Street, St Albans, Wroxeter and Chester.
Rom the Roman and Romola the Roman Lady visit Roman sites at Bath, Chedworth and Caerleon.