Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

A collection of outdoor mystical statues paying homage to indigenous Australians and ecological stewardship.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

The ruins of an 11th-century Norman castle with a rare, perfectly circular shape.

Grab a cuppa at England's first and only domestic tea plantation.

This ruined 15th-century hermitage is steeped in myth and mystery.

The largest greenhouse in the world is home to over one million types of plants.

400-year-old garden, restored to beauty.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

This Portland shop is brimming with natural wonders, local art, and handmade goods fashioned from recycled materials.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

Every year, the colorful murals of Montreal get a complete makeover.

A school-themed restaurant where gastronomy is the core curriculum.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

A bizarre house filled with an astounding array of collections.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

These stairs were built to accommodate royals mounted on elephants.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.