The palatial McDonald's that inspired Wesley Willis.

Pizza with a side of fine art.

A century-old network of freight tunnels underneath the city's historic business district.

A Museum of Holography frozen in 1974.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

A military museum and library dedicated to the citizen soldier.

Hidden on the 7th floor of a historic building, this Cajun spot features wall-to-wall bottles of hot sauce.

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.

The world's only known button museum.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

One of the most powerful computers in the world can be visited by anyone who wants to experience more computing than they can handle.

The inconspicuous grave of the University of Illinois' first president is just steps from the main quadrangle.

Fragments of a massive unfinished sculpture sit near the main quad of the University of Illinois.

The oldest experimental corn field in America is still creating better ways to grow crops.

The house is an iconic pilgrimage site for fans of the Illinois-based emo band.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

A favorite haunt of Delhi's politicos and intellectuals, this old-school coffee shop was shut down under Indira Gandhi's Emergency.