http://blogs.suntimes.com/shinyobjects/ ... higan.html

The lake is cold and relatively clean, so these old airframes survive pretty well down on the bottom.

There's one hanging in Midway airport that was pulled out maybe 10 years ago.

iirc the Army added flight decks to converted cargo ships to give naval aviator trainees some "carrier" practice during the war. Not surprisingly, a number of these airplanes ended up at the bottom of the lake.