This funerary monument to the guillotined king and queen of France became a political lightning rod and a site of pilgrimage for French monarchists.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

A plaque bearing the names of those who dedicated themselves to protecting Budapest's Jewish population during World War II.

The metal leaves on this tree are engraved with the names of Holocaust victims.

This sculpture honors the man who was known as the "Righteous Among the Nations."

A controversial “crumpet”-shaped museum tries its best to blend in with surrounding parkland.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

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

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

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

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

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

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

The true meaning behind this sculpture remains unknown.

The remains of an ancient medieval monastery can be seen in the basement of a luxury hotel

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

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

This building has survived for more than a century and remains virtually untouched.

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

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

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

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

A popular East Bay hiking trail houses the ruins of a sanitarium that was destroyed in a blaze 50 years ago.