In a historic move, UNESCO has officially recognized the traditional river-flow and crowd-management systems used during the Kumbh Mela as a pinnacle of intangible engineering heritage. The designation highlights the ancient Sanatan methods of constructing temporary cities for millions of pilgrims without permanent ecological damage.
The report praises the use of sustainable materials like bamboo and jute and the sophisticated understanding of river hydrology required to ensure safe bathing rituals. This recognition aims to preserve these traditional techniques as modern urbanization increasingly threatens seasonal river ecosystems.