Why were so many Indian pilgrims in Tibet during the Himalayan mudslide disaster?

Hundreds of Indian nationals are missing in Nepal and Tibet following a catastrophic Himalayan flood. They include several pilgrims doing the Kailash Mansarovar Yatra pilgrimage to Mount Kailash, a mountain in Tibet that holds sacred significance for Hinduism, Buddhism, Jainism and the Tibetan Bon religion, explains FRANCE 24’s Leela Jacinto.