Trains I've taken...

• Norfolk Southern / Bluewater NRHS excursion train, Milan MI - Fort Wayne, IN round trip, 4 times with Norfolk & Western 611 and 1218 steam locomotives
• Union Pacific excursion train, St. Louis - Dolton, IL with 3985 Challenger steam locomotive
• Bluewater NRHS excursion train with Pere Marquette 1215 steam locomotive
• Excursion train from Chicago to Galesburg, IL with Milwaukee 261 steam locomotive, and return behind Burlington Northern SD9 diesel locomotive
• Monticello Railway Museum excursion train, Monticello, IL, with Nickel Plate 587 steam locomotive, Wabash F7, Canadian National FPA4, and Long Island RS3 diesel locomotives
• Illinois Railway Museum excursion trains with Frisco 1630 steam locomotive, and too many diesels to remember
• Mid-Continent Railway Museum train behind C&NW 1385 steam locomotive
• Indiana Transportation Museum Fairtrain behind ex-Milwaukee F7 diesel locomitves
• Adrian & Blissfield Dinner Train behind ex-Grand Trunk GP9 diesel locomotives
• Huckleberry Railroad train behind narrow gauge Rio Grande steam locomotive
• Knott's Berry Farm train behind narrow gauge Rio Grande steam locomtive
• Cedar Point train behind narrow gauge Mexican steam locomotives
• Disneyland and Disney World trains behind narrow gauge Mexican steam locomotives
• Amtrak Twilight Limited, Wolverine, and Lake Cities between Ann Arbor, MI and Chicago, IL many times
• Amtrak Illini and City of New Orleans between Champaign, IL and Chicago, IL many times
• Amtrak Ann Rutledge between Chicago and St. Louis, MO over a detour route due to flooding Mississippi River
• Amtrak Lake Shore Limited from Chicago to New York Penn Station
• Amtrak Three Rivers from New York to Chicago
• Metra Trains in the Chicago Area over the C&NW Northwest Line behind F7 diesels, over the Burlington Northern line behind E9Au, F40PH-2 and F40PHM diesel locomoitves, and the Illinois Central (Gulf) on highliner electric MU cars.

Some good railroad links: