Rome's ancient Etruscan rival, now a park full of ruins.

An Iron Age fort on the edge of a seaside cliff offers a glimpse into an ancient, mystical world.

A diminutive, thousand-year-old church believed to be the smallest in Ireland.

Achill's most recently abandoned village dates back to to the Age of Enlightenment.

When the tide is high, you can see the Atlantic pushing up through a deep, jagged hole in the rock.

This life-size monument honors the legacy of a famous literary feline.

The home studio one of Britain's first independent record producers is also the site of a murder-suicide.

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.

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

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

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

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

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

A flourishing garden with pigs, donkeys, goats, rabbits, guinea pigs, chickens, ducks, and sheep.

A glorious pub known for a spiteful printing feud and its famous typeface lost—then found—at the bottom of the Thames.

Pop culture has helped to keep this iconic British building from being destroyed.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

An iconic work of public art that lights up the downtown area.

These bronze sculptures sow whimsy by hamming it up on a pedestrian mall.

The largest collection of Indigenous Australian artifacts in the world, and the rare museum where wood-and-glass cabinets have trumped interactive exhibits.

A large statue of Pope Gregory XIII in Bologna was disguised as Saint Petronius to avoid destruction.

A massive line that stretches across the floor of Bologna’s largest church was created by a 17th-century scientist to measure the movements of the Sun.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.