THESSALONIKI, Greece (AP) — The metro system in the northern Greek city of Thessaloniki opened Saturday featuring driverless trains, and tens of thousands of people braved blustery, rainy weather to ...

In some European cities, historic metro systems have even become tourist attractions in themselves, like the London Underground and the Paris Métro. ByRebecca Ann Hughes, Contributor. Forbes ...

Just six months after the return of automated Metro trains to D.C., the Washington Metropolitan Area Transit Authority received the green light to bring Automatic Train Operation to the remainder of ...