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

Once a black market electronics marketplace, now an otaku shopper's paradise.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.

The quintessential Japanese rock garden has existed for more than 500 years.

The 10,000 Torii shrine.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

For centuries young Thai men used this Giant Swing as a slingshot to heaven.

Khmer Rouge's high security prison.

A battle between nature and architecture in the Cambodian jungle.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

Budapest's Communist-era statues, banished to the suburbs.

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

Museum dedicated to the terror regimes of Hungary.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

A national collection of Communist-era musical posters.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

An abandoned NSA listening post on Berlin's "Devil's Mountain."