For those who don't know, there's a whole system alongside the eastern post-Soviet border: you arrive on a train, all the carriages are lifted and fitted with proper wheels.
In the poorer countries like my home country these look like this: https://dmitriid.com/media/1/3/7/1/f50f-720b-4f59-873a-75c51... (article: https://dmitriid.com/romania-2023-chisinau-bucharest)