U.S. Air Force commissioned observation tower August 16, 1952
for Operation Skywatch, part of Civilian Ground  Observation Corps
 during Korean War.  Constructed by community volunteers.  Approximately
 ninety people alternated shifts to maintain twenty-four-hour watch for enemy
 planes because there was no national radar system.

Erected 1995 Indiana Historical Society
Located on County Rd. 850 N. at Cairo in Tippecanoe Township.