what were some of the places it was shot?
One song was shot in Mohan Studios.
Mughal-e-Azam
The song "Pyar Kiya To Darna Kya" was filmed in Mohan Studios on a set built as a replica of the Sheesh Mahal in the Lahore Fort. 
who is mughal-e-azam? Indian epic historical drama film. which year was it released? 1960 who directed it? K. Asif
wiki:24911055
Mughal-e-Azam [SEP] Design
The production design of the film, led by art director M. K. Syed, was extravagant, and some sets took six weeks to erect. The film, mostly shot in studio sets designed to represent the interior of a Mughal palace, featured opulent furnishings and water features such as fountains and pools, generating the feel of a Hollywood historical epic of the period. The song "Pyar Kiya To Darna Kya" was filmed in Mohan Studios on a set built as a replica of the Sheesh Mahal in the Lahore Fort. The set was noted for its size, measuring in length, in breadth and in height.