Learn about Puerto Rico’s three Bio bays here. The rainforest was the one thing I didn’t get to see this time. El Yunque is ...

Rensselaer Polytechnic University biologist Bradford Lister first collected data about arthropod biomass in Puerto Rico’s Luquillo rainforest in 1976. He and coauthor Andres Garcia, a biologist at the ...

Whether you want to explore the rainforest, soar above the trees on a zip line, taste your way through Old San Juan or cruise to a nearby island, you'll find that a guided tour is the best way to ...

Puerto Rico's golden shorelines, enchanting rainforest, historical sites and welcoming culture would be enough to entice any traveler. What's more, since U.S. citizens don't need a passport to ...