https://www.floridarail.com/news/a-brief-history-of-short-line-railroads-in-america/
https://www.floridarail.com/news/7-rail-freight-statistics-every-shipper-needs-to-know-infographic/
https://www.floridarail.com/news/understanding-the-3-systems-that-make-up-the-national-rail-network/
https://www.floridarail.com/news/what-kind-of-freight-can-you-ship-by-rail/
https://www.floridarail.com/contact-us/
One difference not noted is European rail was bombed into nonexistence 80 years ago and has been completely rdbuilt since 1950.