Many racing fans are prepared to state emphatically that Zenyatta and Rachel Alexandra are two of the best, if not THE best, fillies of the past half-century. The list from which to chose, however, is longer than most think. Below is a reminder just how extensive that list is. With almost half the year still remaining to define Zenyatta's and Rachel's greatness and where they rank, this is a good
![Best Fillies of the Past 50 Years](https://cdn-ak-scissors.b.st-hatena.com/image/square/a5ca2aa871a9178a8b36256f83efa77e270337d1/height=288;version=1;width=512/http%3A%2F%2Fcs.bloodhorse.com%2Fblogs%2Fhorse-racing-steve-haskin%2FblogGraphic.jpg)