Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

This ancient statue of Dionysus lies unfinished and abandoned in one of Greece's oldest quarries.

Giant marble phalluses on the sacred island of antiquity.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

To find the "unicorns of the deep" you've got to go downstairs.

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."

A curious collection of miniatures in a quiet corner of the Chicago Children's Museum.

This small, but long-running hobby club has built one of the largest model rail lines in the US.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

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

The first skyscraper to include a Ferris wheel built into the facade.