Question: where does the ganges river start and end
Answer: The 2,525 km ( 1,569 mi ) river rises in the eastern Himalayas in the Indian state of Uttarakhand , and flows south and east through the Gangetic Plain of North India , after entering West Bengal , it is divided into two rivers , one is Hugly river or Adi Ganga , flowing through several districts of West Bengal and finally submerged with Bay of Bengal near Ganga Sagar .