Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.

The largest permanent Monopoly board makes one of the longest games even bigger.

In this century-old literary safehouse, print is alive and well.

An inconspicuous footbridge beloved by San Diego locals.

The last of its kind in the country.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

The remains of the first punk club in L.A.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

This glamorous old building is said to have inspired the Tower of Terror.

A modern mechanical planetary system, part of a 10,000 year clock.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

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

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

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

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Canyon walls shrouded in ferns.

"Looks so real, it's scary!"

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.