The end of the line for American long-distance trains?

(CNN)The railroads that once helped build the United States today still carry thousands of people across the country on journeys of business, discovery and pleasure.

But their role in opening up the vast open spaces between the Atlantic and Pacific Oceans could soon be drawing to a close.
In March, President Donald Trump proposed a national budget that would terminate federal support for Amtrak's long-distance train routes.
The above gallery takes a look at one of the services under threat as it hauls its passengers on a typical journey through wide screen American landscapes.