Hyderabad, June 7 -- Did you know that Bollywood icon Madhubala once shot a film at the Nagarjuna Sagar Dam - long before it became the massive structure we know today? We are speaking about the 1959 Bollywood film Insaan Jaag Utha. But what happened off-screen was just as fascinating as the story on camera.

Real Locations, Real Struggles

Directed by Shakti Samanta, Insaan Jaag Utha was a patriotic drama set in newly independent India, highlighting the lives of people helping build the nation. Instead of shooting on studio sets, the crew traveled to the Telangana countryside - at the then-under-construction Nagarjuna Sagar Dam. With no hotels around, everyone lived in makeshift camps set up by the site engineers.

And Madhubala? She wal...