Fortified area of the Vijayanagara Empire
i. Abdur Razzaq, an ambassador of Persia was greatly mentioned seven lines of forts. These encircled not only the city but also its agricultural hinterland and forests.
ii. The outermost wall linked the hills surrounding the city. The massive masonry construction was slightly tapered.
iii. No mortar or cementing agent was employed anywhere in the construction. The stone blocks were wedge shaped, which held them in place, and the inner portion of the walls was of earth packed with rubble.
iv. Between the first, second and the third walls there are cultivated fields, gardens and houses.
v. Agricultural tract between the sacred centre and the.
