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

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

"Looks so real, it's scary!"

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

Venue for strange sideshow displays and musical acts.

Shop selling 500 flavors of soda has something for everyone.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

You can take a class, browse the library, or visit the lavish lair of an international men's humor society.

A beloved Chicago music venue offering cold beer and lots of “Friendly."

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

The subtle science of a master molecular gastronomist.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

An antiquated German apothecary on Chicago's North Side.

An enormous park-like oasis, full of famous Chicagoans' graves.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

This shop for all your super spy needs hides an educational secret.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

Glass and concrete building designed by Albert Kahn.

Collective made up of artists, musicians, and activists.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

Opulent downtown movie theater now houses cars as an indoor parking garage.