This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

The world's longest bridge fountain has hundreds of nozzles that create a beautiful, illuminated spectacle.

A symbol of hope, survival, and national character, especially after it rose phoenix like from the flames.

Collected from all around Seoul, thousands of secondhand books create this photogenic tunnel.

Memorial to the father of the Republic of China.

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

The first Confucian temple in Taiwan, founded by the son of a pirate lord, doubled as the island's first state-sponsored school.

Only through deep darkness and tragedy did this elaborate royal palace become a sacred temple.

The tangled roots of a giant banyan tree have fully reclaimed the ruins of this abandoned warehouse.

This collection of lakeside pagodas and temples are flanked by giant lions, tigers, and dragons as well as their welcoming maws.

The world’s largest work of glass art hides in this stunning Taiwanese subway station.

A 100-year-old Japanese command center is now a unique underground university walkway with periodic exhibits.

A thriving community of Taiwanese art.

A museum commemorates what was once the largest freight station in Taiwan.

This little-known relic crypt holds stolen parts of a Roman Empress.

After immigrating to Paris in the 1970s, two brothers from Laos built a grocery store empire.

A gruesome combat between a hunter and a furious momma bear.

The site of slaughterhouses that once satisfied Parisians' taste for horse meat is now home to a park and book market.

A giant silver apple a day keeps the perils of capitalism away.

Executions were once held near this beautiful 18th-century fountain.

The remains of the medieval wall that once surrounded Paris with ties to the construction of the Louvre.

This small, ingenious cannon once helped regulate Parisian life.

The oldest continuously operating mint in the world that has been making coins since the 9th-century.