Named after an inn and a dark period of history, this rather posh passage and charming steps can be found just around the corner from Parliament.
This is a fairly wide modern looking alley just off Fleet Street that follows a path which is traceable back to Tudor times.
This is an unmarked alley that runs under the DLR and railway tracks into Fenchurch Street and somehow survives as a narrow smelly dank alley way. So obviously, it's marvelous.
This is a sunken alley that sits on a site that was extensively redeveloped in the late 1930s and 1960s.
A long narrow brick lined path, Patten Alley marks one of the original paths through the open fields of 17th century Richmond.
This is both a brand new road, and an ancient alley that can be traced back at least 800 years, and a ceremony that has taken place every year since then.
This short alley near Tower Bridge is a delightful passage to the Thames, but was very nearly sealed off.
Woburn Walk is a charming pedestrian street that is surprisingly found just opposite Euston Station.
Colonnade (sometimes Mews) is a narrow length of pleasing road that's rather well hidden despite being right next to a central London tube station.
This is a fairly difficult to trace alley that seems to be ancient heritage, but is probably quite modern.
This alley with a mix of modern and old buildings is a legacy of an impressive house and impressive bombing raids during WW2.
This seemingly fairly modern looking alley is actually one of the oldest in London, and potentially dates from pre-Saxon London.
This is London's shortest alley, and also one that you can't actually walk down any more as modern gates replicate a medieval barrier.
Swedeland Court is a very narrow passage that is very easy to miss, even as it sits right next to a landmark pub for the area opposite Liverpool Street station.
This is an old path that appeared with the railways but only gained the name of a local celebrity fairly recently.