Hauz Khas is one of the most sought after locations of party lovers, but it is also one of the historical places in Delhi. During the period of Allauddin Khilji, a royal water tank was built here and the place derived its name from there. Back then, the place was called Siri. There are several monuments in Hauz Khas. Some of them include Bag-i-AlamGumbad, Tomb of Feroz Shah Tughlaq, Tefe Wala Gumbad, and Kali Gumti. Ideal time to visit: Any time of the year 10. Jahanpanah