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.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

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

Once America's tallest structure, now a Baltimore landmark.

A monumental statue of RCA's mascot now sits atop a historical society roof after a life of moving around.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

A hat for every occasion can be found in this British Columbia haunt.

The colorful, smiling concrete silos of Vancouver.

What happens when a sculptor has to find a way around a 100-year-old copyright.

This smily stone feline is meant to represent a mythical lion that almost destroyed the island of Kea.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

An often overlooked ancient site in downtown Athens with substantial history (and nature).

Where commuters walk through remnants of an ancient Greek necropolis.

Legend says this sacred tree was a gift from goddess Athena.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.

A Byzantine-era church hidden in a wooded area below the Acropolis.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

An ancient octagonal weather station named for the eight Greek gods of wind.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

The only arched bridge made of stone on the entire Mississippi River.

These curious caverns have been home to mushrooms, gangsters, and disco.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

After much poking and prodding, this island is decidedly not a magnetic anomaly, but it sure is pretty.

This Japanese national treasure was originally built in 593.