Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

It’s said this crypt was the setting for the tragic finale of the Shakespeare play.

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

A sulfuric hellscape in southern Italy.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

A lover's walk between hilltop towns, decorated with graffiti love notes.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

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

The celebrated eyesore created by starry-eyed sweethearts.

This winding road through an Italian canyon may be the most scenic drive in the world.

On the shores of Lake Garda, the ruins of a Roman villa that allegedly belonged to the poet Catullus.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

Eighty million natural history specimens call this gargantuan museum home.

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

If Hello Kitty were Mickey Mouse, this would be Disneyland.

An iconic 1960s theater with a Buckminster Fuller-style geodesic dome.

What began as a prominent Burning Man art piece is now an iconic symbol of downtown Reno.

A concrete arrow from a 1920s network of airmail beacons is still preserved at the western edge of suburban Reno.

The arch that celebrated the completion of the Lincoln and Victory highways.

An eccentric millionaire's personal curio collection includes at least one shrunken head.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.