Bawana is a census town founded by two Gaur Brahmins Kala and Thukrai in the North West district of Delhi, India. It houses the Bawana Fortress of Zail, a Zail headquarter built by the who were of Bawana Zail, which was one of the four Zails of Delhi during British raj along with Zails of Mehrauli, Dilli, and Najafgarh. From Wikipedia
