Dhaka, June 18 -- Berlin-based startup Nox is aiming to shake up European travel with a new night train network offering a greener alternative to short-haul flights.

Founded by Janek Smalla (formerly of FlixTrain and Bolt Germany) and YouTuber Thibault Constant, Nox plans to run overnight trains with private rooms for one or two people-at prices comparable to flights.

The company says it wants to make long-distance rail travel more comfortable, affordable, and sustainable.

Constant also known by the handle "Simply Railway" has clocked up over half a million followers and 400 night train trips worldwide, so he knows the pros and cons of long-distance rail well.

"Sleeping while a train gets you across Europe is a great concept. But toda...