Last week I noticed a black and white maze on the wall next to the lifts at Caledonian Road station, it had a red cross and was numbered as if it were part of a series. After a bit of web searching (and then the discovery of a pamphlet) I found out it was one of 270 artworks by Mark...

Aside from the odd rumble of a tube train, or perhaps a burst pipe in winter, Londoners often overlook the goings on beneath their feet. For this reason many are unaware that the city is built on a network of rivers and streams- each one progressively covered over as the city developed. These...

The world is not short of London underground network maps, there is something very appealing about the mix of lines, curves, dashes and circles, all shown across a distinctive set of colours. I am particularly impressed with the London carto.metro map, produced by Franklin Jarrier last month,...