Faster, cleaner, greener: What lies ahead for train travel
Editor's Note — Monthly Ticket is a new CNN Travel series that spotlights some of the most fascinating topics in...
Editor's Note — Monthly Ticket is a new CNN Travel series that spotlights some of the most fascinating topics in...
Photo: Johann Groder (Getty Images)Austria’s Klimaticket, the nation’s $3.50 per day, go-anywhere pass to combat climate change, went live this...