No, I've spawned 3 other single player maps and every single one has been stuffty. Just infinite forests and little holes in the ground that can kill you when you fall in them. Every once in a while there's a tiny mountain with floating blocks and an ocean with no islands whatsoever.
It sucks.
Try new seeds, and explore more.
i changed my endermen to have reddish eyes, but i can't figure out how to change the particle.