James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

One man's ambition created this psychedelic log home.

A rapidly disappearing glacier filled with extinct grasshoppers, perfectly preserved in the ice.

A scenic ravine with an astounding collection of rock art created by the Indigenous people of the Great Plains.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The legendary building that needed ghostly approval before being built.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

Golden Gate Park's historic collection of plants.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

A tree grown from astronaut seeds which were exposed to cosmic rays.

A couple turned their front yard into an artistic masterpiece.

This Stockholm light tower can be controlled by anyone with a smartphone.

Seattle's own bad art museum located inside Cafe Racer.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

Submerged lava formations create incredible waterworks.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

A once-glowing grotto at the bottom of Waikapalae Wet Cave.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.