Ten foot two, eyes of blue …
The back cover features more turtle men, a yellow bus, and, in the distance, what seems to been an orbital elevator.
It’s far enough into the future that we have orbital elevators and alien invasions, but bus designs have not moved on since about 1975
It’s the world of the turtle men, and a technological version of convergent evolution means that they have independently arrived at the same bus designs as we have.
Well, the conductor in the back is doing his best, but it looks those two are not really willing to sing. Quite understandable actually, since the bull appears to have some serious case of cataract or glaucoma.