Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

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

It houses the remains of a 17th-century version of the Titanic.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A jaw-dropping brutalist space church seems to have crash-landed in the middle of America.

Millions of dollars worth of sculpture decorate this Iowa city center.

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

Giant, friendly pelicans in Central London, the most unlikely of places.

A church of bones, decorated with 40,000 human skeletons.

Looming communist pillar with a Czech twist.

This automated sculpture of two men peeing will spell out text messages with their micturition.

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