The Iron Pillar of Delhi is an ancient monument located in the Qutb complex in Delhi, India. It is a 7.21 m high pillar made of iron, dating back to the 4th century AD. The pillar is notable for the rust-resistant composition of the metals used in
The Iron Pillar of Delhi is an ancient monument located in the Qutb complex in Delhi, India. It is a 7.21 m high pillar made of iron, dating back to the 4th century AD. The pillar is notable for the rust-resistant composition of the metals used in