An underground magnet for ever-changing street art.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A museum dedicated to the history and exploration of both popular music and science fiction.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

Oldest building in California still in use.

This historic tower in the California desert promises visitors a "vortex of good vibes".

A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

Along a California highway is a kind of Jurassic Park made of metal.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

A world-class observatory in the California desert.

This seaside production studio was built to film 'Titanic' and has been the wet set of choice for other Hollywood productions since.

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

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

This large collection of tiny things revels in the art of fine machinery well made.

A large sculptural artwork and garden in Escondido, California.

This Pringle-shaped ledge makes for the perfect photo op.

Tijuana's legendary jai alai or "basque ball" palace is now a massive music venue.

Giant nude woman of Tijuana is also the artist's home.