A beer pipeline runs beneath Bruges.

To enter this cluttered-yet-cozy sanctum of Belgian brews, ring the bell and tell the gatekeepers you've come “to taste beer.”

This shack nestled in a 120-acre forest of maple trees in Mont-Rigaud is a wonderland of sugary syrup.

The two writers famously didn't come to blows over the Oxford comma.

A 12,000-year-old bog boasting rare plants and fauna.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A bizarre house filled with an astounding array of collections.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

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

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

An emerald-green grotto just a short trip from Austin.

Most-visited and most-photographed slot canyon in the American Southwest.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

On the Oregon coast there is a natural hole that seems to be draining the sea.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.

This quiet park's strange sedimentary spires were named after Kodak's color film.

Despite its name, this route in southern Utah offers a heavenly day trip.