Hence the confusing comment The site clearly has a link to rail travel in Russia on the first page, and clearly any international train site worth it's salt is

Hence the confusing comment The site clearly has a link to rail travel in Russia on the first page, and clearly any international train site worth it's salt is going to have one of the most famous train journeys of all time on there (indeed it's got it's own page) So clearly the parent wasn't talking about the site covering Russia as a subject.