Kentucky is a state in the United States. Its capital is Frankfort. It touches the states of Missouri (by the Mississippi River), Illinois, Indiana, Ohio, West Virginia (by the Ohio River), Tennessee and Virginia. There are many rivers in Kentucky. Nearly 90% of the population is white and there it is no analphabetism. Louisville, the main city of Kentucky until last century, was founded in the XVIII century (around 1778) by George Rogers Clark and some French colonists. Some people call it the "Bluegrass State" because of a special kind of grass that grows there. There are also horses in Kentucky that eat this blue grass. Kentucky is very famous for its horse farms. The Kentucky Derby, a well-known horse race. It is held in the city of Louisville, which is also the largest city in the state. The derby is well-known for for big hats and mint juleps.