The Nirvana Stupa, also known as the Nirvana Chaitya, is located behind the Mahaparinirvana temple. This 2.74 m tall brick stupa was discovered by British archaeologists in 1876. Along with the stupa, a copper plate was also discovered during the excavations.The inscription on the copper plate contained a text of Nidana-Sutra, stating that the plate was deposited at the site in the Nirvana Chaitya. A copper vessel containing silver coins of the 5th century Gupta Emperor, Kumar Gupta, was also discovered from this site.