The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

One of the oldest, well-preserved water treatment facilities in all of Europe.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

A half-buried vehicle in Prague's is the latest iteration in a long-running piece by Czech artist David Černý.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

One of the only known surviving coconut palm trees in the entire state.

The roadway bend where highway painters practice their craft looks like expressionist art.

These were the largest wind chimes in the world when artist Tom Van Sant created them for a California mall in 1967.

The overgrown ruins of a once thriving World War I-era copper mine.

A Swiss man built this airstrip for aliens because a UFO captain telepathically told him to.

These small sculptures pay homage to the lovable star of an iconic Argentine comic strip.

A gateway to a mysterious network of underground tunnels.

This beautiful fountain was sculpted by a female artist who was ahead of her time.

This private island is still in the family after a 400-year history including a witch hunt and a pirate.

One of several Lilliputian portals that are ready to transport passengers to other dimensions, if they can find them.

Love is in the air along the small street in Brooklyn.

A 142-foot-tall Q-tip on Bristol's skyline.

This abandoned gun tower was built to defend the River Thames from a French naval attack.

The broken skateboards that became a poignant memorial to a murdered skater.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

This plaque marks the former home of one of the first women physicians in the Netherlands.

A poignant museum dedicated to the history of the Dutch resistance against Nazi occupation

A rare tour of an aristocrat's private home reveals valuable 17th-century paintings from artists like Rembrandt.