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Sue Perkins undertakes an epic, personal journey to the source of India's Ganges river in the Himalayas, meeting hermits and holy men to understand the sacred nature of this river.
Sue Perkins is on the final stretch of the river, where a new India is being built.
Sue Perkins arrives in Varanasi, India's most intense and breathtaking city.
Sue Perkins undertakes an epic, personal journey to the source of India's Ganges river.