Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This unattributed sculpture in Amsterdam is hiding in plain sight.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

Rows of stone statues are dressed up to mourn children that are lost before birth.

A bibliophile's heaven that contains hundreds of bookstores, offering over a third of secondhand books for sale in Tokyo.

Not quite the menace it once was, this monster still has some chops.

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

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

A highly-criticized monument in Budapest has become the site of a makeshift Holocaust memorial.

This memorial to a murdered empress took 20 years to design, then spent 30 years hidden away in storage.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

This hidden art nouveau gem was designed by an architect in search of a national style.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Museum dedicated to the terror regimes of Hungary.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

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

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.