Sonepur Cattle Fair is organized every year during November-December. The Fair commences on the day of Kartik Purnima and lasts for more than a fortnight. The fair is held on the banks of the river Ganga, where it confluences with its tributary, Gandak, in Saran District, Bihar The fair acts as a selling ground of not only cattle, but also breeds of dogs, elephants, birds and camels