Answer: Gulbarga
Notes: Haft Gumbaz is located in Gulbarga. Gulbarga is a city in Karnataka. It is officially known as Kalaburagi. It is the administrative headquarters of Gulbarga district. It is the largest city in the Hyderabad-Karnataka region of North Karnataka. Haft Gumbaz are a group of tombs of the rulers and military commanders of the Bahmani Kingdom. The tombs were built during the 14th and 15th centuries. It is an example of Indo-Islamic architecture. There are seven tombs in total. The tomb complex is maintained by the Archeological Survey of India. The tomb complex is part of the "Monuments and Forts of the Deccan Sultanate", which is an ensemble of various structures added to the tentative list of the UNESCO World Heritage Sites.
