Tethered drones, connected to ground stations via cables, provide uninterrupted power, enabling continuous monitoring for up to 12 hours at a stretch.

Devotees worldwide have gathered at the Sangam, the sacred convergence of Ganga, Yamuna, and the Saraswati rivers, to participate in one of the world’s largest spiritual gatherings.

Despite a thick blanket of fog, the cold breeze, and the bone-chilling waters of the Ganga at Sangam, lakhs of devotees from all walks of life remain