Bidar Fort is situated in Bidar, India in the northern plateau of Karnataka, India. The fort, the city and the district all have the name Bidar. Sultan Alla-Ud Din Bahman of the Bahmanid Dynasty shifted his capital from Gulbarga to Bidar in 1427 and built Bidar fort along with a number of Islamic monuments, with over 30 monuments inside Bidar fort. Bidar fortress (present day) was rebuilt using red laterite stone around the old fort in 1428 by Ahmed Shah Bahmani.
A karez was built in order to provide drinking water inside the Bidar fort.