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

A Milwaukee museum provides an unsparing and ultimately empowering look at the Black American experience.

Once a speakeasy operated by Al Capone, this Milwaukee cigar bar is now a haven for ghost hunters.

The tomb of a hard traveling saint is constantly covered in shoes as offerings to heal disabled youth.

This little museum in the town where zombies were born celebrates the living dead.

This icon of the Atomic Age now lays dormant.

This hidden gem in Arizona is truly worth the rugged journey.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

This cemetery is all that remains of a school for "wayward" girls.

Museum dedicated to the art of cutting and polishing stones.

World's second largest particle accelerator, where nature reveals its secrets.

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

These constructed wetlands naturally filter millions of gallons of treated wastewater every day.

Sometimes called the Banksy of Madrid, Muelle was a pioneer of street art in the Spanish city.

These ancient artifacts are a testament to the enduring significance of the bull in Spanish culture.

This abandoned, turn-of-the-century astronomy hub is now the subject of more photographs than it ever took.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

This plaque marks a place where one of Hollywood’s most famous dancers got his start.