This is an alley with a very grand entrance that leads to a tiny dead end back passage that seems at first glance quite insignificant.
This dead-end of a rather posh looking alley is claimed to have royal connections in medieval times.
At the top of Tottenham Court Road this most appropriately named alley was until recently home to the government's private art collection.
Sometimes you come across an alley that looks interesting, but is probably new, but turns out to be ancient.
This alley just around the corner from Farringdon Station is the famous one with the weird double yellow lines.
A short alley with a narrow covered passage that then curves around to a grand street with impressive buildings.
This alley is both long and grand, but also has an utterly delightful narrow tunnel at one end.
This long wide alley was an alley turned into a road and now back into an alley and passes to the north of a now demolished Tudor mansion in Plaistow.
This is a narrow passage in Spitalfields that's the legacy of slum clearances in Victorian times.
This is one of those alleys that exist today purely to give access to back entrances and store rubbish. Yet it was once lined with houses and offices, and a very famous occupant.
The alley is named after the former parish of St Benet de Garscherche, later St Benet Gracechurch, a long since demolished City church.
This is an old alley route through the docks, with a name that's both a WW2 legacy, and a recently built tower block.
This is a curving narrow lane that runs behind rows of houses and offices just to the north of the Barbican estate.
Keppel Row is a formerly dingy alley in Southwark that's been recently refurbished.
This is a modern looking alley that runs off Holborn, but like many of the area can date its origins to medieval London.