The Hairy Bikers start their journey on home turf, with Dave leading Si on a pub tour around his native Lake District, following in the footsteps of poets Wordsworth and Coleridge.
Si and Dave take a trip back in time in Cornwall where they discover pubs that were at the centre of an illegal industry in the late 1700s - smuggling.
Si and Dave step back in time to the 50s and 60s of London's East End. They uncover murder and brutality when their tour takes them to pubs once central to the criminal deeds of the notorious Kray twins.
Dave delves into Bristol's past and discover some pubs with fascinating histories, from an inn with a special hole in the wall designed to keep watch for press gangs to a landlord who played a key role in the abolition of slavery.
The Hairy Bikers conclude their great pub tour in Carlisle, where they learn about a WWI scheme to end drunken behavior by having the government take over all the drinking establishments.