A real (but thankfully not live) missile stands tall as a monument to the United States military in the small town of Cordele.

The only subterranean ping pong table in Atlanta.

This old school, eccentric, and independent video rental store refuses to die.

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

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

This nearly abandoned "company town" is a ghost of Puerto Rico's once-lucrative sugar industry.

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

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

This memorial to a family's dead son has survived a century of hurricanes and earthquakes.

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

This tiny home was originally a narrow alleyway.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

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

This small fort played a huge role defending Puerto Rico’s capital city.

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

Over 12,500 words are scrawled across each room of this historic plantation house and no one knows why.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

A tribute to Ponce de Leon's supposed quest for eternal youth.

Four metal statues of massive animal penises stand outside the university's Animal Sciences building.

The world's largest occupied bat houses hold hundreds of thousands of flying mammals.

A vast array of tropical plants collected by a vacationing couple.