Saraswathi Mahal Library, also called Thanjavur Maharaja Serfoji’s Saraswathi Mahal Library is a library located in Thanjavur (Tanjore), Tamil Nadu, India. It is one of the oldest libraries in Asia established during 16th century by Nayakas of Thanjavur and has on display a rare collection of Palm leaf manuscripts and paper written in Tamil and Sanskrit and a few other languages indigenous to India. The collection comprises well over 49,000 volumes, though only a tiny fraction of these are on display. The library has a complete catalog of holdings, which is being made available online. Some rare holdings can be viewed on site by prior arrangement. Encyclopedia Britannica mentions the library as the “Most remarkable library of India”.