:
: I've seen a lot of canals, but never one quite like that one.
: --
: Jay Honeck
: Iowa City, IA
: Pathfinder N56993
: www.AlexisParkInn.com
: "Your Aviation Destination"
:

Hmmm, looks like my assumption about it being for navigation may be wrong. Looks like it was mostly for flood control
after the flood of '27.

http://www.classzone.com/books/earth...1308page06.cfm