Train Hopping
Railroad maps, timetables, and just about every other useful material for train hopping can be found here.
Outdated, yet encycolpedic quality information on hopping trains
Manual for Amtrak employees on how to handle various situations.
If you want to take your first step into the train hopping world, get this and study it.
Michigan, Ohio, Kansas, new york, Illinois, indiana, PA, map, atlas, catch out, yard, timetable