A chilling disappearance (and rescue) of a child uncovers a geological mystery.

The palatial McDonald's that inspired Wesley Willis.

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

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

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.