If you're just looking for lunch and shopping, check out the nearby Channelside. This area has a number of shops and good restaurants. Try Acropolis for excellent Greek fare and a belly dancing show or one of the many delicious Cuban cuisine spots.
For animal lovers, the Florida Aquarium is another popular attraction of the Port of Tampa area. Here you can have a close up encounter with penguins, experience some beautiful sea life, and get to know a few critters better in the famous touch pools. For an extra fee you can dive with the sharks, go behind the scenes, or take one of the dolphin boats out on the bay to see these animals up close in the wild.
For those interested in the nightlife, Ybor in Tampa can offer you a great time. With a very eclectic collection of clubs, from gothic themed The Castle and the imfamous Coyote Ugly to the five level nightclub with roof deck and VIP options, Prana, you are sure to find something to suit your tastes. Whether you want Russian vodkas, a pirate themed watering hole, latin dance, or a British pub, Ybor has what you're looking for.
The Port of Tampa offers a wide array of entertainment for visitors, from the tame to the more wild. Be sure to get out and explore this unique area.