This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

Macabre astrological automaton clock dating to the late 1400s.

The bomb-ravaged remains of of a colossal Neptune.

Five candy-colored villages on the Italian Riviera.

For hundreds of years, this huge figure has been blessing visitors before they explore his body.

This uniquely designed bridge served as the city gate for Comacchio.

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

Psychoanalyst Carl Jung reported a paranormal experience after visiting this mosaic-lined Roman baptistry.

A medieval, mosaic-lined baptistry built by a heretical Christian sect.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

Famous landmarks and structures from across Italy fill this miniature park.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Regency-era excess on the English Coast.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Most-visited and most-photographed slot canyon in the American Southwest.

Dramatic river bend surrounds a natural red-rocked pedestal.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Legend says this sacred tree was a gift from goddess Athena.

This Renaissance palace features a unique architectural design and is now home to the Ferrara National Art Gallery.

A town saturated in Italian rationalist architecture was once marshland drained by Mussolini.