If your trip to Louisville is all locked in but your itinerary is a little on the empty side, let us give you a helping hand.A look at a postcard stand will show that a visit to Louisville is not complete without checking out Muhammad Ali Center. Considered the most iconic attraction in the area, you might want to schedule more time here than a brief stop.You'll need to roll out of bed early if you're hoping to see all the interesting sights that this place has to offer. KFC Yum Center and Riverfront Plaza Belvedere are no-brainers. Louisville Slugger Museum and University of Louisville shouldn't be forgotten either.Stop by Fourth Street Live!. It's one sight you'll usually find on travelers' must-do lists. If you still have some space on that schedule, Louisville Palace and Louisville Waterfront Park will keep you on the go too.