Parking lot where a Chicago mayor was inaugurated under very sketchy circumstances.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

This titanic Catholic church in Chicago is also a refuge of the fictional cult-favorite wizard detective Harry Dresden.

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

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

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

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

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

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

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.