The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

A half-buried vehicle in Prague's is the latest iteration in a long-running piece by Czech artist David Černý.

Local folklore claims that this wall was not built for defense, but to provide labor during a time of famine.

One of the oldest, well-preserved water treatment facilities in all of Europe.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Steadily reminding Czechia of its past.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

A series of playful yellow penguins share a serious message about the environment.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Countless grotesque faces stare out from this eerie Prague art wall.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

A peculiar clock commemorates a historic victory won by ringing the noonday bell an hour early.

This hanging crocodile is thought to be the "dragon" that once plagued a Czech city.

This strange statue depicts a young boy's body with an adult Mozart's head and a single wing.

Enormous pendulum helps keep Taiwan's tallest building from swaying.

This densely-packed cluster of buildings was saved from the wrecking ball and turned into an art community.

This network of conjoined cellars was riddled with traps and supposedly allowed the townspeople to pretend their homes were deserted.

After much poking and prodding, this island is decidedly not a magnetic anomaly, but it sure is pretty.

These public toilets are a work of art.

An iconic designer dunny inspired by Aboriginal fishing baskets.

This abandoned railroad tunnel is now home to a micro-colony of bats and a ghost train.