Be ready to brave mammoth crowds (more than 40 crore people will be attending the festivities over the next few weeks) and the cold (temperatures dip till 7 degrees), but if you overcome that, the Maha Kumbh is a once-in-a-lifetime opportunity.

Maha Kumbh Mela 2025, in Prayagraj, is expected to be a one-of-a-kind cultural fest welcoming crores of pilgrims, as well as tourists to take their bath in sacred Ganges.

The Culture Ministry revealed that underwater drones, capable of diving up to 100 meters, are stationed at the Sangam area for Maha kumbh.

Maha Kumbh Mela or Great Pitcher Festival begins in India on Monday, a Hindu sacred event that will be the world's largest gathering of humanity as it showcases religion, spirituality, tourism and crowd management.

Over the coming 45 days, an estimated 400 million Hindus are expected to come together for Maha Kumbh Mela. The festival is held every 12 years but the "Maha" or grand Kumbh Mela takes place only every 144 years, "marking the 12th Kumbh Mela and a special celestial alignment of the sun, moon and Jupiter", said The Guardian.

Tens of thousands of naked Hindu ascetics and millions of pilgrims took dips in freezing water at the confluence of sacred rivers in northern India on Tuesday, in the first of a series of major baths in the Maha Kumbh festival,