Ghatika was the main learning center of ancient Tamil countryThese ghatikas functioned during the reign of the Pallava kings and even later. Though there were many ghatikas across the far-flung Pallava kingdom, the best-known was in the hoary city of Kanchipuram, the capital of the Pallavas. Kanchipuram (75 km from Chennai) is even today one of the most sacred and historical places in India.Minakshi, a great scholar of Pallava history, the word originates from the root `ghat' which in Sanskrit means `to strive after',', and ghatika was an institution where students stove after higher knowledge.