Rash Mela is the oldest traditional religious festival of Hindus. Every year people gather during Rash Purnima (Full Moon) honoring the Hindu God Lord Krishna in Dublar Char (Dublar Island), Sundarbans, Bangladesh. People pray and take bath in the water of Bay of Bengal on the full moon of Bengali month Kartika
Dublar Chor is located at the southern border of Sundarban facing the Bay of Bengal. This is located at the South-west of Katka and South-east of Nilkamal. Water vessel like launch, cabin cruiser, speedboat, etc. can be used to reach the island from Mongla/Khulna