The official PDF tube maps are pretty bad. I don't know what they did to the PDFs but they take 3 seconds to render on my modern laptop, and do not work with s

The official PDF tube maps are pretty bad. I don't know what they did to the PDFs but they take 3 seconds to render on my modern laptop, and do not work with some opensource readers. Try it yourself[1]. I'd be more likely to refer to this map now than the official PDF, so it's nice that it has a memorable URL. [1]http://www.tfl.gov.uk/assets/downloads/standard-tube-map.pdf http://www.tfl.gov.uk/assets/downloads/standard-tube-map.pdf