One of the world's largest amber altarpieces is housed within this reconstructed medieval church.

This Communist-era residential block is one of the longest residential building in Europe.

A natural arch offers panoramic views of Yangshuo's karst hills.

Once an imperial lake garden, anyone can now visit this city park.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

An ancient fortification lives on in this Chinese city.

This probably wasn't what Mao had in mind.

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

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Hundreds of hidden passageways weave through the old quarters of Lyon.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

The most loyal of little dogs, or a Victorian era publicity stunt?

360° views of the city plus five floors of optical illusions and hands-on science.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.