The magical Melasti ceremony, Masceti Beach-Bali . . Melasti is a Hindu Balinese purification ceremony and ritual, which according to Balinese calendar is held several days prior to the Nyepi holy day. It is observed by Hindus in Indonesia, especially in Bali. Melasti was meant as the ritual to cleanse the world from all the filth of sin and bad karma, through the symbolic act of acquiring the Tirta Amerta, "the water of life". .