Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

This sparsely populated town offers a look back in time.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

An abandoned amusement park based on the popular 1940s Red Ryder comic strip.

An abandoned observatory in the middle of the Illinois prairie.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

The face of a woman pushes its way through the earth.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

A relic from one of London's worst 19th-century slums.

An unassuming house in Wisconsin hides a transient artist’s magnum opus.

The NBA player's elaborate former home is now a ghost of its old glory.

A sprawling outdoor museum filled with larger-than-life works of art.

A comprehensive collection of Pez dispensers.

A library and museum dedicated to typography.

This odd little museum holds exhibits on everything from blacksmith equipment to hair jewelry.

The first fresco Diego Rivera painted in the United States can be found in the former San Francisco Stock Exchange.

This grinning pup statue is all that's left of what was once a ubiquitous Bay Area diner chain.

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

Fonts are born and bred here at the oldest letterpress type foundry in the United States.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.