Agra Fort, is a monument, located in Agra,Uttar, India. It is about 2.5 km northwest of its more famous sister monument, the Taj mahal. The fort can be more accurately described as a walled city. After Panipat, Mughals captured the fort and a vast treasure - which included a diamond that was later named as the Koh-in-or diamond - was seized. Babur stayed in the fort in the palace of Ibrahim. He built a baoli in it. Humayun was crowned here in 1530. Humayun was defeated in bligram in 1540. Shere shan held the fort for five years. The mughals defeated the hindu King hemu finally at the second battle of panipat in 1556.