Phanigiri is a village in Tirumalagir mandal of Suryapet district, Telangana. It is home to one of the significant Buddhist sites of immense archaeological importance. The name of Phanigiri village is believed to have been derived from the shape of hillock which is located on the northern side of the village that appears like a snake hood. In Sanskrit language, the word Phani means Snake and Giri means hillock. Phanigiri is situated about 52 km from Nalgonda town. The place consists of a Buddhist complex which is adorned with a massive Stupa along with two apsidal halls with stupas in it.