By the time passengers step off at the last stop, chances are that their train will have clanked and jolted its way round a fifth of the circumference of planet Earth.

BBC: Five unforgettable rail journeys

The drive is quicker and the train fills up at that stop anyway.

FORBES: The Best Luxury Resort in Peru's Sacred Valley: Tambo del Inka

He rides the train and gets off at any stop that arouses his interest.

NEWYORKER: Town of Cats

Mr. RICH: Countries like Mexico do have police that try to stop people from getting on the train.

NPR: Film Looks at Immigrants Caught in Slave Trade

It was like a train that just didn't stop after that.

CNN: Erotic ebook surges up best seller list

Using interviews, inspections of wreckage and reviews of maintenance data, NTSB investigators have determined that the first, eastbound Metro-North train derailed and came to a stop in the path of an approaching westbound train.

WSJ: Probe of Metro-North Derailment in Connecticut Focuses on Rail

The reality is that not only the U.S., but the whole world, needs them to stop the runaway train before it goes over the cliff.

FORBES: Double-Dip Recession 20% To 25% Likely If Fiscal Cliff Hits, S&P Warns

Every now and then, characters have to perform a task that could alter the story's events, such as hunting down a key card to stop a speeding train.

CNN: Game review: 'The Bouncer'