Extract:

"The London Underground celebrates its much-publicised 150th birthday this
week. The system is the oldest in the world – nearly four decades older
than any of the world’s other large metro systems – and has been lauded as
a model of public infrastructure investment. But how does it measure up to
its younger imitators?

In passenger and station numbers, it’s dwarfed by some of the new kids on
the block."

Full article in
http://blogs.ft.com/ftdata/2013/01/1...st-the-largest