Ghaghara River / Sarayu River

Place of origin	Southern slopes of Himalayas in Tibet at an altitude of 13,000 ft. (3962 meters)
Length	917 kms
Confluence	River Ganga, near Chapra (Bihar)
Religious significance	Sarayu River at Ayodhya (Picture source: http://www.indianetzone.com/4/ayodhya.htm) River Sarayu which features in the epic Ramayana is often believed to be synonymous with the modern Ghaghara river or as its tributary. Sarayu is said to have played a vital role for city and life of Ayodhya. Lord Rama is believed to have immersed himself in the Sarayu to return to his eternal, real Mahavishnu form. Hindus consider a holy dip in the Sarayu river as very auspicious.
Ecologocal significance	The endangered Gangetic dolphin or susu is found in river, though their numbers have significantly reduced in recent times, possible due to difficulties in navigating shallow waters.Deforestation in the upper reaches has significantly increased the sediment load on the river. Source: http://en.wikipedia.org/wiki/Ghaghara_River