These mansions date back to Chicago's days as a brewer's paradise.

A Bibliophile's Dream.

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

This historic hotel invented the chocolate brownie.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The palatial McDonald's that inspired Wesley Willis.

A Museum of Holography frozen in 1974.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Birthplace of America's first documented serial killer.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

A beautiful Victorian-era cemetery, complete with a miniature village.

A piece of outsider public art accompanied by a strange urban legend.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

This might just be the TARDIS of bookstores.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

A "sinister, whimsical, tacky, and really orange" public art installation hidden under a Seattle bridge.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.