I really thought it was the Flight Simulator, but it turns out that was in Excel 97.
Word 97 had a pinball game hidden inside.
Ah, thanks for explaining the meaning of the Hall of Tortured Souls (referring to the developers). I remember playing the easter egg and being completely confounded why that was in there.
Any Eggs in Office 2007? Or 2010? Or 2013?
They stopped doing them in 2002 after a court order against any undocumented features.