One of the early cities built by Asshur, or, probably by Nimrod, if we read 'out of the land he (Nimrod) went forth to Assyria,' as in the margin. Genesis 10:11,12 . Supposed to be connected with some of the ruins on the Tigris, from which so many monuments and inscriptions have been discovered; but Calah cannot be distinguished from the other early cities mentioned in connection with Nimrod.