Yes, Edison did many wonderful things. By lieing, and cheating, and stealing ideas and short-changing Tesla!
Martin Luther King. Definetly. Puttiny Disney in a disney ride is a bit, redundant. MLK speaks to so many more people in a much more powerful way then some of the others listed here..
Anyone think of a Woman? It would be nice to have another perspective, instead of three guys, get a girl up there! maybe Rosa Parks? Too bad Princess Diana wasn't american...