He landed onto the track in minus 40C wearing only a T-shirt, shorts and slippers. He had left his compartment to go for a cigarette.
Up for a 7 km maraphon at -40C anyone? Picture: The Siberian Times
The shock may make him stop smoking forever - because he then opened the wrong door and fell out of the moving train. He ran after the train, watching it disappear into the distance, said Transport Police.
Running for his life, he made it seven kilometres to the nearest station in a remote district of Amur region in the Russian Far East.
Here at Richard Sorge Station, named after a German who spied for the USSR in the Second World War, he was given first aid and clothes by the station manager. The man, aged 42, was not named. He came from Bratsk to Neryungri, a coal mining town in the south of the Sakha Republic, also known as Yakutia.
The train had come from Moscow.
An investigation was underway as to why the door was unlocked.
The man is extremely lucky to be alive due to the fierce cold.
The distance between stations in Siberia would often be much greater and without proper protection his chances of survival would be minimal.
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