The Memorandum of Understanding between the Archaeology Department and the Aga Khan Trust for Culture was extended until 2023 for the ongoing conservation works of Qutb Shahi tombs. Qutb Shahi tombs, also known as the seven tombs, was nominated as a Unesco World Heritage Site. It represents a blend of Persian, Pathan and Hindu architectural styles. The project that is being carried out with a multidisciplinary team of architects, civil engineers, archaeologists and master craftsmen is one of the most ambitious conservation projects undertaken in India.