This is one really big nut.

The record holder for the world’s largest peach.

The language and heritage of a nearly forgotten culture can still be explored in this Southern enclave.

This former railroad bridge was named after the great river that once flowed below it.

The crumbling remnants of this 19th-century quarantine hospital hint at the touristy island's darker past.

The ruins of the first Spanish settlement in Puerto Rico.

The abandoned remains of this once-thriving hotel looms over the city, awaiting an uncertain future.

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

The location of Puerto Rico's first water bottling plant, thanks to a collaboration between Mother Nature and technology.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

This niche museum devoted to ancient religious artifacts is shaped like the very thing it displays.

This small primate research island is teeming with playing, fighting wild monkeys.

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

The world's brightest bioluminescent bay.

The "Seinfeld" diner.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.