For some reason, be it colors, the vertiginous perspective, the oddity of the situation, I don't know, this cover always stood out for me:
This may have been the oldest Superman comic in my collection as a wee lad, and while the story was lame, the cover was mesmerizing:
Nick Cardy was one of the best cover artists Supes ever had, and this one was my favorite of his:
JLGL's coolest cover. Would that the interior lived up to the promise of this image...
From the Golden Age, I always liked this one:
But if I could have only one cover in my whole collection, it would have to be this one: