Basavakalyana Fort is located in Karnataka

Basavakalyana fort, earlier known as Kalyana fort, is located in Bidar district in the Indian state of Karnataka. Its historic importance is dated to the 10th century. The capital of Chalukyas was also shifted from Manyakheta to Kalyana in the 10th century. The fort, integral to the Basavakalyana town, is also famous as Karmabhoomi of Basavanna (founder of Virashaiva community) and hundreds of other Sharanas (saints of Virashaiva community).^[2][3][4]

• http://en.wikipedia.org/wiki/Basavakalyana Fort