One man's swirling six-acre monument of stone.

A museum wholly devoted to juvenescence.

The townhouse where the English poet created some of his most influential work has been preserved in tribute.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

Collection dedicated to brands, packaging and advertising.

Located on 420 acres in the high desert, this spiritual center is dedicated to the "science of the future."

An old California photo stand has been turned into a shrine to the cozy art of crochet.

A meditative space out of a fantasy story.

The easiest way to the highest point in Wyoming is only accessible via one hefty fee.

The highest point in Washington state is a volcano covered in glaciers.

The highest peak in Utah is the hardest to reach, but only if explorers choose the hard way.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

The highest point in Montana is as rugged and singular as the state itself.

The first life claimed by this record-breaking peak wasn't lost to exposure or a fall but rather lightning.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

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

One of the world’s largest and deepest freshwater springs, where mastodons once roamed.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

An ancient impact crater on the outskirts of Pretoria.

The world's largest impact crater is mainly eroded but still remembers the planet's violent history.

Caves that can't seem to quit producing the remains of prehistoric humans.