Imagine a gathering so large it dwarfs any concert, festival, or sporting event you’ve ever seen. In the Kumbh Mela, a religious festival held in India, millions of Hindu pilgrims come together to bathe in rivers considered sacred. This year more than 400 million people are expected to attend the Kumbh Mela in the city of Prayagraj across 48 days. How do you manage a crowd of this magnitude, in which the challenges are as colossal as the event itself? The Kumbh Mela’s significance The 2025 Kumbh Mela officially kicked off yesterday. Already, millions of people have taken a bath…