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

This amazing abuela became a diehard metal fan late in life and an icon of Madrid's '80s rock scene.

The preserved house of a jazz legend still echoes with his music.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

The most confusing clock in New York.

Have a steam and some blini at this cafe in a century-old bathhouse.

A curious friendship between two inanimate ladies.

There must be a pun in this haystack somewhere...

This small, hidden cove is home to abandoned boats.

Relics given to a Manhattan church to avoid seizure by the Italian government.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

Unlock the secrets of the conjuring arts.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

Lifelike statue of the Chinese philosopher in the bathtub.

The man who is mainly remembered for a chicken dish he had nothing to do with is buried under a large concrete dome.

This temple located on a vertical drop of a rocky mountain houses relics from the Song Dynasty.

This top secret Chinese military megaproject is the world’s largest human-made tunnel structure.

This massive neon wheel is the only one of its kind to be built over a bridge.

Unique geological formations in China, featuring some suggestive shapes.

A tunnel dug through the side of a mountain by hand provides convenient yet death-defying access to a small village in China.

A fifth-century temple improbably built into the side of a cliff.

A gleaming white and undulating tower marks the border between Georgia and Turkey.