...ve on the east, a narrow valley between Lookout and Pigeon mountains. Pigeon Mountain is parallel to the former, not so high and rugged, and does not extend so far north, ending eight miles south of Chattanooga . Crittenden was left in Will's Valley to watch Chattanooga. General Bragg had had some inclosed works constructed at Chattanooga, and the place could have been held by a division against greatl...