 The Thanjavur Maratha palace was the official residence of the Bhonsle family who ruled over the Thanjavur region from 1674 to 1855 . It was originally constructed by the rulers of Thanjavur Nayak kingdom and after their fall , it served as the official residence of the Thanjavur Marathas . When most of the Thanjavur Maratha kingdom was annexed by the British Empire in 1799 , the Thanjavur Marathas continued to hold sway over the palace and the surrounding fort . The southern side of the third quadrangle of the palace has 190 ft ( 58 m ) tower like building , called the Goodagopuram . 
