You want to try-before-you-buy, right? The FSRail demo is available here, along with demo sceneries and documentation.

FSRail Demos:

- Demo-en.exe (3.8MB) Includes English Documentation
- Demo-de.exe (3.9MB) Includes German Documentation

FS2000 Reference Scenery: Mainz2K.zip (325KB) - Mainz, Germany

FS2000 Demo Chicago Scenery: Chicago.zip (424KB) - Chicago, IL, USA

FS98 Reference Scenery: GermanSW98.zip (1.3MB) Frankfurt/M and Central Germany