America's most famous piece of self-built architecture.

Medical and zoological curiosities for sale.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

The final resting place of soldiers' loyal canine companions.

The fountain marks the area where hundreds of accused witches were burned at the stake.

A surreal statue honoring Prague's favorite literary son.

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

Looming communist pillar with a Czech twist.

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

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

An eerie, existential museum dedicated to the author of "The Metamorphosis."

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

The hidden lair of an alchemist rediscovered in a 2002 flood.

Macabre astrological automaton clock dating to the late 1400s.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

A beautiful memorial tells the story of a formerly enslaved woman whose kindness shaped a burgeoning city.

Once a purveyor of Santeria supplies, religious products , and household sundries, now closed.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.