Erotic art covers the walls of the largest ancient pleasure palace.

Ancient snack bar of the Roman Empire re-opened.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

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

This network of narrow, medieval passages has the most delightful name.

A hunk of prehistoric lava rests amid the Gothic architecture of a campus quad.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

A century-old tradition has culminated in a small but singular collection of feline effigies.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

One of the shortest streets in York has an especially odd name.

A hidden three-foot-wide house separates these two regal churches.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

England's largest white horse isn't even white.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

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

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

Belfast's namesake river still winds below the city center, hidden from sight.

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

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

Manchester salvaged this sculpture of the adopted Mancunian when it was no longer wanted in Ukraine.

The small bright red pillar survived the 1996 Manchester bombing virtually unscathed.

Huge winged monument in the United Kingdom.

Astonishing rock formations dot the Brimham Moor landscape.