Martin Underwood wrote:


Are any of the lines in central Liverpool classed as being an underground
system, or are they all just part of the National Rail system which happens
to go below ground?

There are signs saying "to the Underground" at Liverpool Lime Street
Station, if that helps.

--
John Ray, London UK.

Mail to mefp49 is unlikely to be read. I can be contacted at xcf70 (same
ISP).