Explanation : The Iron Pillar 23ft high, situated in the courtyard of the Quwwat-ul-Islam (Might of Islam) Mosque is dated to the Gupta period with Sanskrit inscriptions from the 4th or 5th century. This pillar was taken from a Vishnu temple and placed at this site before the construction of the complex. The Qutub Minar complex was initiated by Qutub-ud-din Aibak, the founder of the Slave Dynasty in Delhi (1206-90), to celebrate the onset of Islamic rule in India in 1192. ....Read more