The Kumbh Mela festival, the largest religious gathering in the world, has begun in the northern Indian city of Prayagraj.

India began on Monday its Maha Kumbh Mela, or Great Pitcher Festival, which is expected to draw more than 400 million visitors to the northern city of Prayagraj over six weeks, making for the largest gathering of humanity in the world.

The Kumbh Mela has grown over the years and has transformed from a religious gathering to much more. It provides a perfect combination of spirituality, adventure, and cultural diversity that makes it a very attractive destination for the young crowd.

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.

It’s late evening in the city of Prayagraj and the roadside vendors selling snacks are packing up their wares to shut for the night.

India's Maha Kumbh Mela, or Great Pitcher Festival, is set to be the world's largest gathering of humanity, with 400 million visitors expected at the six-week event that began this week in the northern city of Prayagraj.

Naked Hindu ascetics smeared in holy ash charged into the waters of sacred rivers in India on Tuesday, part of a large crowd of 35 million devotees who took the holy dip on the second day of the Maha Kumbh Mela,

About 400 million Hindu pilgrims from around the globe are expected to bathe in and around the Ganges in the religion’s biggest display of unity.