How did a 2,000-year-old Roman column find its way to a Chicago park?

Just a man taking his prehistoric pet for a stroll.

A railroad lift bridge that was only lifted once and became obsolete before construction was finished.

Cooks at this tiny takeout spot grind their rice flour in a stone mill each morning for perfect cheung fun.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

New York City's only radical feminist independent bookstore.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

The rodent-shaped sidewalk imprint that earned worldwide media attention.

The palatial McDonald's that inspired Wesley Willis.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Designed by Alfred Caldwel, this landscape showcases his vision of a native garden.

These pretty kitties killed and ate as many as 135 railway workers.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

Internationally known record store and purveyor of "dusties."

The beloved home to all publications indie, erotic, and punky.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

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

A Bibliophile's Dream.

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

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

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

Nicknamed the "Grand Canyon of the North," this open-pit mine in Minnesota has a much shorter history.