Las Cuevas de Camuy National Park
This national Park features on of the largest cave systems in the world. visitors will walk into parts of the caves and explore a small part of the system. The surrounding areas feature some nature settings that make for very good views.
La Parguera, Bioluminescence Bay
Another very unique place to visit on the island. this bay has micro organisms on the water that when disturbed they "light up" and produce a beautiful display on the water. this phenomenon happens on various places around the world, but in Puerto Rico is the only place that is guaranteed for it to happen every night.
Arecibo radar observatory
In the north par of Puerto Rico you can visit the famous radio telescope, the largest of this kind of the world. Its large receptor plate it's larger than 12 football fields, used to spot signals from planets and in the SETI research for extraterestrial life. Inside the Observatory there are science related exibitions of different subjects to watch.
Mayaguez is home to the only public zoo in the island. The zoo 2 main animal selections are the African Forest and the African Savannah. Also it features a Beautiful bird sanctuary.
Ponce Art Museum
The Ponce Art Museum has the largest art collection of the Caribbean between pictures and sculptures. Its collection have many European works such as works by Velasquez, Rubens and Rodin, and others.