TfL evaporates Thames

Patrick Barkham:

By removing the blue sweep of the Thames from its latest map, Transport for London has not just messed with the design classic created in the early 30s by Harry Beck. It has removed a vital orienting point, besmirched the capital's history and, worst of all, annexed the separate kingdoms of north and south London.

OK, so non-map-nerds may argue that the tube map never exactly reflected geographical reality. And if cartographers put points of interest on the tube map, where would it end? Big Ben? The Emirates stadium? Aberdeen Angus Steakhouse?

But that misses the point...

Now read on.