There has been an astronomical clock on this spot since the 14th century.

This unusual piece of Renaissance art depicting the bodily horror of crucifixion and skin disease may have been inspired by fungus-induced hallucinations.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

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.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

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

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

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

The 10,000 Torii shrine.

This Buddhist temple is home to the graves of the Japanese national legends, the 47 Ronin.

This former monument to an invented Iraqi victory was turned into a military camp during the subsequent invasion.

A giant bisected onion dome remembers the Iraqis who died in the Iran-Iraq War.

A "miracle" that seems to produce more holy fistfights than holy revelations.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

A historic presidential getaway on the continental United States' southernmost island.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

FDR hoped to find a cure for polio in this Georgia town's warm springs.

Bad farming practices caused this unnatural natural wonder.

The only diamond mine in the world where you can keep what you find.

This quirky Arkansas wax museum does not shy away from the macabre and the grotesque.

Town not known for anything except its strange name.