A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

This sculpture gallery is home to magnificent beasts made of scrap metal and found objects.

The unusual lighthouse looms over waves of prairies with no sea in sight.

World War II-era Nazi compound nestled in the Santa Monica hills.

An academy where anyone can train in the exciting acrobatic sports of parkour and freerunning.

Where the line between entertainment and aerospace blurs.

A ghost town at the airport is now a refuge for blue butterflies.

A spiritual retreat in the heart of Los Angeles offers stunning gardens and a labyrinth to lose yourself in.

Rainbow-hued local gem in Venice.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

Towering basalt columns, a creation of fire and ice.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

This sun-scorched lakebed contains samples of half the natural elements known to humankind.

One of the most unusual geological features, recognizable from a dozen hit movies.

Get up close to emus and ostriches, or buy their tasty meat.

This geothermal hot spring hides beneath a slowly growing mineral dome.

A shady solar power system that couldn't hold up to the harsh desert conditions.

A replica that won't float away.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

Dig for your own trilobites in this goldmine of invertebrates.

A small flooded ghost town with a few scattered structures remaining.

A house carved into a rock in the 1940s.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.