Start your day with a visit to St. Andrews State Park. This park is known for its crystal-clear waters and sugar-white sandy beaches. You can take a walk on the nature trails or go for a swim in the Gulf of Mexico. If you're lucky, you might spot some dolphins swimming in the bay.
Head to Pier Park for some shopping and lunch. This outdoor mall has over 100 stores and restaurants to choose from. You can grab a bite to eat at one of the many restaurants or enjoy some local seafood at the fishing pier.
After lunch, visit the Gulf World Marine Park. This park has a variety of marine animals such as dolphins, sea lions, and penguins. You can watch the animal shows or even swim with the dolphins if you choose to do so.
End your day with some fun at Shipwreck Island Waterpark. This waterpark has a variety of rides and attractions for all ages. You can take a ride down the lazy river or go down the thrilling Pirate's Plunge waterslide.
If you have some extra time, consider visiting ZooWorld Zoological Conservatory or taking a sunset dolphin cruise. To maximize your fun, make sure to bring sunscreen, towels, and water. Also, consider renting a bike or a golf cart to get around town.