If your trip to Oklahoma City is all locked in but your itinerary is looking a little empty, let us give you a few hints and tips.Explore the best that this place has to offer by adding Paycom Center and Myriad Botanical Gardens to your to-do list. If you have an extra day handy, take a look at Oklahoma City National Memorial and Museum and Oklahoma State Capitol too.Not far from the heart of the city, Oklahoma City Museum of Art is one sight to consider adding to your must-see list. If you still have some space on your travel itinerary, Civic Center Music Hall and Paseo Arts District will keep you busy too.