Three acres of mythology-inspired sculptures are visible from the highway.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

An indigenous take on European design creates a stunning visual overload.

An Aztec temple, the largest man-made pyramid in the world, sits buried in earth with a Spanish church set on top.

An island graveyard with spectacular views of the Caribbean.

Underwater art project will double as a massive artificial coral reef to help regenerate the damaged ecosystem.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

Northern Ireland's Brobdingnagian stepping stones.

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

This World War II relic let Allied pilots know they were entering neutral airspace.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

This curious, round temple is the oldest still-standing marble building in Rome.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

This demon atop the Notre-Dame de Paris looks utterly bored.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

Petrified footprints of one of the very first vertebrates to walk on land.

This single room has survived the centuries with almost no deterioration.

A stunning Victorian abbey and walled garden on a lakefront.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.