Nielson Field was the location of the Far East Air Force headquarters. Most of the aircraft of the FEAF were based at either Clark Field or Nichols Field. The cultural site was an Honourable Mention in the 2001 UNESCO Asia Pacific Heritage Awards.

The Far East Air Force (FEAF) was the military aviation organization of the United States Army in the Philippines just prior to and at the beginning of World War II. Formed on 16 November 1941, FEAF was the predecessor of the Fifth Air Force of the United States Army Air Forces and the United States Air Force.