The exnawab of Kurnool was confined in it for forty years for the murder of his wife.
The mines of Golconda and Kurnool were described as early as 1677 in the twelfth volume of the Philosophical Transactions of the Royal Society.
In the Madras districts of Nellore and Kurnool the indigenous breed has been greatly improved under the stimulus of cattle shows and prizes founded by British officials.