What Interrail pass to get?

There are two factors of the Interrail Pass: the validity period and the number of travel days. You need to know both to buy the best Interrail pass for yourself. There are Interrail Global Passes valid throughout Europe. And Interrail One Country Passes for individual countries. In addition, a distinction is made between X travel days within a period Y. Or "travel every day" within a period Y. This sounds complicated, but it is not. Check out our summary table here and you'll understand the system very quickly.