Indian Hindus, like Maharashtrians and South Indians especially people from Karnataka, perform Naga Panchami Pooja four days after Aadi Amavasya (More here http://ajournalistreveals.com/aadi-amavasya/). In South India, during marriage, the bride gets a small silver snake as gift from her parents. It is said that if we pray to these snakes then Vastu Dosha, Kala Sarpa ...