Budhi Gandak is an important river but the other river named the Gandak is a much bigger river originating from the Himalayas in Nepal. The Gandaki River also known as the Kali Gandaki, Narayani (after confluence with Trisuli in Nepal and the Gandak in India is a tributary of the Ganga or Nepal (नेपाल) is a Landlocked country in South Asia. The Budhi Gandak originates From West Champaran near Ramnagar and Bagaha, passes through various districts of Bihar (East Champaran, Mujaffarpur, Samastipur, Khagaria) and flows into Ganges river near Khagaria/Manasi. WikipediaWikiProject Indian cities for details --> See Ramnagar for disambiguation WikipediaWikiProject Indian cities for details --> Bagaha is a city and a Municipality in Pashchim Champaran district in the state of Bihar Bihar ( Hindi:बिहार Urdu: بہار bɪhaːr) is a state in eastern India. The Ganges (ˈgænʤiːz also Ganga, Devanāgarī: hi गंगा in most Indian languages) is the major river in the Indian subcontinent WikipediaWikiProject Indian cities for details --> Khagaria district is one of the thirty eight districts of Bihar State and Khagaria town is the administrative headquarter