Affluent travelers are embracing luxury trains. High-end suites can include amenities like bottomless Champagne, butlers, and private bathrooms.

It’s the crossover innovation nobody quite expected. Like the offspring of a steam age sleeper car and a Japanese capsule hotel, new trains beginning service later this month in Europe contain what ...

I've booked overnight trains in the US and Europe, from an Amtrak bedroom to a Nightjet bunk. The $1,000 bedroom was a private space with a bathroom, and the $80 bunk was in a cabin for six. After ...