![](/static/253f0d9b/assets/icons/icon-96x96.png)
Just because you have a big country doesn’t mean you can claim most functioning rail system. USA has the most km of track, but if you adjust to per capita it’s 20th. That is a better judge
https://en.m.wikipedia.org/wiki/List_of_countries_by_rail_transport_network_size
In that case flight hopping isn’t the efficient way to do it