Vellore Fort is a large 16th-century fort situated in heart of the Vellore city, in the state of Tamil Nadu, India built by Vijayanagara kings. The fort was at one time the headquarters of the Aravidu Dynasty of the Vijayanagara Empire. The fort is known for its grand ramparts, wide moat and robust masonry. Vellore Fort is one of the most popular tourist destinations for both domestic and international visitors to Tamil Nadu.