A porcelain company's former dumping ground, completely covered in pieces of collectible ceramics.

The ruins of this medieval castle on a foggy hill tell the story of a once-mighty empire.

Arguably Belgrade's only example of pure Art Deco architecture.

A retro Yugoslav congress, cultural, and business hall built in the 1970s, with an iconic world clock.

Two buildings named after their windows that make it look like a sea of television sets plastered to a wall.

Considered an architectural abomination by some, this metal-clad building is known as 'little red riding hood' by locals.

This statue of a 15th-century Hungarian military and political figure has become known for its resemblance to a particular cartoon knight.

Memorial to the victims of the Holocaust in Serbia.

An Art Deco Icarus statue adorns this abandoned gem of Yugoslav Modernist architecture.

This feat of Brutalist architecture is also known as the Three Sisters.

A pair of mutilated bronze octopuses slump at the base of the monument honoring California's admission to the U.S.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

This tall and trim architectural oddity is one of the skinniest buildings in San Francisco.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

Only hotel where you can legally launder money.

The Laureates here get something even more coveted than a Nobel Prize: free parking for life.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

This subtle Berkeley paving stone actually marks off a lawless tube of air that extends into space.

This massive blockhead sculpture hides an entire library.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.