This ancient Roman aqueduct once funneled water to Diocletian's palace.

A public work of art that also provides some relief from the summer heat.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

Eighty million natural history specimens call this gargantuan museum home.

Time has been frozen at this station since the bombing in 1980—or so it was believed.

A plaque on the base of this statue holds a bewitching design.

A brutalist gem towering over the heart of Milan.

Bridge that died in war and was resurected.

The final resting place of one of the brightest physicists of the 20th century.

This contemplative sculpture made out of old machine parts is meant to be the first in a series of sculptures around the world.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Hans Christian Andersen for the postmodern world.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

Giant topiary dog once played a role in a terrorist bomb plot.

A magnificent place to see authentic paleolithic cave paintings that are an astounding 33,000 years old.

Made up of 3,200 recycled glass bottles, this tree pays homage to Asturia's love of cider.

The atmospheric ruins of a historic church can be found on a hill above the city of Oviedo.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.