Cairo Skywatch Tower, also known as Delta Lima 3 Green Ground Observation Tower, is a historic

watchtower A watchtower or watch tower is a type of fortification used in many parts of the world. It differs from a regular tower in that its primary use is military and from a turret in that it is usually a freestanding structure. Its main purpose is to ...

located in Tippecanoe Township,

Tippecanoe County, Indiana Tippecanoe County is located in the west-central portion of the U.S. state of Indiana about 22 miles east of the Illinois state line and less than 50 miles from the Chicago and the Indianapolis metro areas. As of the 2010 census, the population ...

. It was built in 1952, and is a 40-foot tall wooden structure. It once had a glass-enclosed office. It was the first officially commissioned rural skywatch tower by the

United States Air Force The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part of the United States Army Signal ...

's Civilian Ground Observation Corps under the Operation Skywatch program. ''Note:'' This includes and Accompanying photographs It was listed on the

National Register of Historic Places The National Register of Historic Places (NRHP) is the United States federal government's official list of districts, sites, buildings, structures and objects deemed worthy of preservation for their historical significance or "great artistic v ...

in 2002.

References

Buildings and structures on the National Register of Historic Places in Indiana Buildings and structures completed in 1952 Buildings and structures in Tippecanoe County, Indiana National Register of Historic Places in Tippecanoe County, Indiana {{TippecanoeCountyIN-NRHP-stub