Trains are becoming one of the world's most popular forms of transportation, and the focus is typically on their function -- whether it's the new technology and growing speed of high-speed rail or the overcrowding in commuter trains. But what about the unique experience of traveling by train?
Rail journeys expose you to sights and experiences other forms of travel simply can't. To illustrate this, we've compiled a list of the 12 most beautiful train rides around the world. Enjoy!