Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A sculpture serving as an homage to Pope John Paul II.

Explore the quarry where the marble was sourced for Michaelangelo's David.

The walls and streets of the ancient city are peppered with penises.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

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

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

Five candy-colored villages on the Italian Riviera.

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

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

2300-year-old Roman road connecting the empire.

The yawning maw of this pagan visage is said to bite off the hands of liars.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.

This Viking gravestone carved in a rare runic style was dug up from a London churchyard.