There are sooo many things you can do at El Yunque National Forest. They have waterfalls zip lining, camping and hiking etc. A fun place to check out!
Take a trip to Old San Juan. Check out local food, stores, art and walk the Castillo San Felipe del Morro route by the water.
Check out the famous Crash Boat Beach on the west side of the island. They have various activities such as snorkeling, swimming, and even surfing!
Puerto Rico's three bioluminescent bays are Mosquito Bay on the island of Vieques, Laguna Grande in Fajardo, and La Parguera in Lajas. Visiting a bioluminescent bay is a truly one-of-a-kind experience that you shouldn't miss in Puerto Rico.