Story thread · 3 reports / 2 sources

I'm a Londoner who always rides the Tube. Here are 10 features of the Underground that would surprise most Americans.

businessinsider.com · 5dShare

I sometimes ride the London Underground four or five times a day. Most of the Tube is normal to me, but there are some unwritten etiquette rules.

First report: Tube strike fears after RMT union sets deadline to London transport chiefs over four-day week row — standard.co.uk, 7d