Ganga Sagar Mela, a fair celebrated at Sagar Island in West Bengal, is one of the popular rituals observed on Makar Sankranti. Ganga Sagar Mela 2012 starts on 13 January and ends on 15 January. According to the standard Hindu Panchang, auspicious time to perform holy dip in Ganga sagar mela is from 4.45 am on 14 January 2012 to 3.30 pm on 15 January 2012.
Eastern Railway is running special trains for Gangasagar Mela. According to sources, nearly 5 lakh people may perform holy dip in Gangasagar mela on Makar Sankranti.