An enchanting natural wonder in Puerto Rico's Camuy River Park.

On this Puerto Rican island, many abandoned naval ammunition bunkers sit open while a few have been padlocked by locals as personal storage.

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

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

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

This tiny home was originally a narrow alleyway.

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

Deep into the lower floors of Pike Place, find a date with fowl fate.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

Kwanu'sila the Thunderbird has been silently watching over Chicago for more than 100 years (kind of).

A hot dog stand where the heads are just as hot as the dogs.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The palatial McDonald's that inspired Wesley Willis.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

Years of archaeology, just chillin' by the water cooler.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

Huge abstract sculptures of the Puerto Rican Flag.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

A lush green oasis in the middle of Chicago.

The sign to a demolished amusement park now stands in front of a local library.

It was originally part of a "terrible lizards" collection at the 1964 New York World’s Fair.