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Important cities Ganga, the ganges flows through are varanasi, allahabad, kolkata, rishikesh, haridwar, patna, bhagalpur, and so on.
The Ganges passes through himachalpradesh, uttarakhand, bihar, west benagal, uttar pradesh, haryana , chattisgarh etc. along with its distributories or tributaries.  All these state benefit from ganga.
Ganga flows thru himalayan territory, trans-himalaya territory in the north india, northern slopes of vindhya range, Aravali range, chota nagpur range, to sunder van delta in the east in westbengal.
In July 2014, the Government of India announced an integrated Ganga development project titled Namami Ganga and allocated 2,037 crore for this purpose.