The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

A much-loved sculpture depicting the hero of a 1956 anti-Soviet uprising.

Once the home of a hermetic monk, this cave now houses a small church.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

How did an Australian statue of the Bard of Avon end up in the Hungarian capital?

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

The remains of the left arm of the levitating philosopher-saint are kept in a 13th-century Neapolitan basilica.

The sacristy of this church contains remains and relics of members of the Aragonese royal family.

San Gennaro, the patron saint of Naples, greets pedestrians between these narrow city streets.

This whimsical park encourages its visitors and wildlife to roam on and around the various works of art.

Nature and art meet in this curvy creation

Inspired by a piece of concrete, these three pyramid-shaped buildings have been beloved Indianapolis landmarks for over 50 years.

Buried next to Pompeii, this lesser-known Roman villa was the opulent vacation home of Emperor Nero's wife.