TIL that during WWII the Army Corps of Engineers concealed entire factories as small towns to confuse enemy bombers. Here is one example.

http://www.sonnyradio.com/airfactory.htm



Submitted April 14, 2015 at 03:46AM by Ruhal_ http://www.reddit.com/r/todayilearned/comments/32hrko/til_that_during_wwii_the_army_corps_of_engineers/