The most famous location in China was home to whole dynasties worth of imperial rulers.

The official meeting point for the oddly named governing assembly of ancient Sweden.

Stockholm's narrowest alley is barely over two feet wide.

This massive subterranean fissure is known as the "underground Grand Canyon."

A whimsical bridge adorned with decorative dragons.

This one-time health resort was used by aristocrats around the world.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

This 47-story "M" needed 20 years to be completed

One street divides a single town that stands in two U.S. states.

The record holder for the world’s largest peach.

Mai Tais and Navy Grog served up in one of the original tiki bars.

Every year, the town of Menton, France, turns lemons and oranges into giant sculptures depicting windmills, dragons, and more.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

Two stunning 17th-century libraries and a cabinet of curiosities.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Macabre astrological automaton clock dating to the late 1400s.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

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

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Looming communist pillar with a Czech twist.

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

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.