I know that looks are subjective, but for me, styling for the current crop of crossovers ultimately boil down to degrees of ugliness. Hideous on one end of the spectrum, tolerable on the other.
Station wagons, on the other hand, can actually be aesthetically pleasing! A good example is Ford's current generation Mondeo wagon. While I'll acknowledge that not all styling elements of this wagon will be to everyone's liking, to me it looks much better than any crossover vehicle in Ford's global product portfolio: