Besides the amazing beaches, there's a lot of things to do in Puerto Rico. The food, for starters, is incredible. Make sure to always check out authentic restaurant. Many people make the mistake of staying in San Juan for their whole trip, and while San Juan is amazing, there's many things outside of it. Take a trip to the mountains and enjoy nature. While 'El Yunque' is beautiful and should be visited for sure, make sure to come prepare for the mud and rain.
Located 20 miles off the coast of Fajardo, Culebra is a small island that features views straight from a fairytale. Take a boat ride or a small plane to get there, It's truly something unforgettable. Go snorkeling with the turtles, or maybe snap some pictures alongside the old tanks. Make sure to wear your sunscreen, as I'm sure most of your time will be spent swimming in the crystal clear beaches.