The supreme shrine of the state.

Only a few pieces remain of a grand 16th-century water clock that once announced the changing hours with the sound of bells, gongs, and drums.

A unique structure located on the grounds of one of five grand palaces that were built by the Joseon dynasty.

A remnant of Korea's colonial past lies forgotten in a hip neighborhood in Seoul.

Rumored to be a giant robot in disguise, this colossal chef has been the beloved symbol of Tokyo’s kitchenware district for decades.

A brightly colored natural bridge formed by mineral-rich hot springs high up in the Andes.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

A lonely chimpanzee lures you into a narrow alley leading to this hidden shrine.

The largest archaeological site from the Yayoi period.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

This beautiful Japanese garden is a memorial to the samurai who literally wrote the book on business as martial art.

A serene mountaintop temple complex featuring one big, bronze Buddha.

How did a French journalist’s grave become the sexiest statue in the cemetery?

French commune at the heart of conspiracies.

These azure waters were thought to lead to the Mayan Underworld.

A clear blue swimming hole with hidden caves, still unexplored.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

Take a dip beneath the stalactites in this amazing cenote.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

The gathering point of an old Melbourne swimming club was site of a historic, world-record dive in 1918.

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Locals use these rock pools and waterfalls for swimming and cliff diving.

A sinkhole and now a swimming hole, too, full of dazzling turquoise water.