Jahnavi Jaipuriyar follows the downhill journey of an idea that had the potential to revolutionize India's transportation industry. In this episode, we look at how the dream project of one of India's greatest industrialists failed to capitalize on its potential. Credits: National Geographic.

This episode was produced by Jahnavi Jaipuriyar, Aditi Prakash, Akrithi Ullal, Cheryl Saju and Krisha Gandhi.

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