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.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

The graveyard holds the remains of Irish immigrants who arrived in Queens after fleeing the Great Famine.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A controversial magical figure is hidden within a diorama of the city.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

Giant relaxing Buddha in Malaysia.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

A little slice of Japan and its aesthetics in London's Holland Park.

Preserved baths in a Victorian-era spa town frequented by the most famous people of its day.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

Ride the subways of yesteryear.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Famously misunderstood wonder of the ancient world

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

The 28-foot granite map plots the locations of 40 theaters in New York City.

This enormous censer uses a pulley system installed over 400 years ago.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.