shows regional variation outside of  Punjab  too. In  Himachal Pradesh , the Hindu Goddess Jwalamukhi is worshipped on Vaisakhi, while in  Bihar , the Sun-god  Surya  is honoured. [3]  The festival is celebrated as  Rongali Bihu  in  Assam , Naba Barsha or  Pohela Boishakh  in  Bengal  and  Tripura ,  Puthandu  (Tamil New Year)