It is the Qutub complex which is on the name of Qutb-ud-din-Aibak, who was the first slave king and the creator of the Slave Dynasty because India is ruled by many dynasties like the Slave dynasty, Khilji dynasty, Lodhi Dynasty, Mughals and at the end by Britishers (British Raj) as EIC (East India Company) and ruled more than 100+ years.
Qutab Minar basically is a minaret and also known as a victory tower because whenever a slave (dynasty) became a king would like to show his power in the sense of Army, Education, Many buildings same pattern Qutb-ud-din-Aibak started and built one minaret which is the largest minaret in India 72.5Mtr high which is almost 73Mtrs and it is a 5 story building and built-in between 1192-1235, first 3 floors are built out of red sandstones by Qutb-ud-din-Aibak after the death of Qutb-ud-din-Aibak his successor who was his son in law built the last two floors and that two made by the mixture of red sandstone and marbles. TO BE CONTINEUD........