The world's brightest bioluminescent bay.

Rusting, graffiti-covered tanks litter the beach of this island, once used by the U.S. military for target practice.

Archaeological sites and great food inside the island's largest mangrove forest.

A park where people have been going to feed friendly pigeons since the 18th century

Everyone from Alan Ginsberg to The Rolling Stones has stopped by this classic dive bar.

At this studio, musicians, engineers, and quite possibly a music-loving ghost carry on Puerto Rico's musical traditions.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

The world's second largest single-dish radio telescope, once used to contact E.T.

This limestone cave offers an incredible view of the Río Grande de Arecibo valley.

This beachside town is home to a diverse nature reserve, multiple cays, and one of the three bioluminescent bays in Puerto Rico.

This former sugarcane transport tunnel is now a portal to a lovely beach.

This giant bronze image of Christopher Columbus embarked on a voyage of its own.

This beach pool offers a spectacle of crashing waves, blue hues, and a historical lighthouse.

A magnificent waterfall nestled in the heart of the El Yunque National Forest.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

La Cara del Indio honors the Taíno chief who fought bravely against the Spanish invasion of Puerto Rico.

Enjoy the waters of this half-moon-shaped natural pool surrounded by breathtaking scenery.