Qutb Minar - Delhi - India

Qutub Minar (The Qutub Tower‎), also known as Qutb Minar and Qutab Minar, is the tallest minar in India. Located in Delhi, the Qutub Minar is made of red sandstone and marble. The tower has 379 stairs, is 72.5 metres (237.8 ft) high, and has a base diameter of 14.3 metres, which narrows to 2.7 metres at the top storey. Construction was started in 1192 by Qutub-ud-din Aibak and was completed by Iltutmish.