Dear friends ancient aryans used to name there childs from Vedas so gods which are worshipped today have names from vedas.Patanjali yoga suutras justify the feats achieved by a yogi and follower of vedas.It is still preserved.The basis of modern yoga is these sutras based on the knowledge of yoga.Ram was a highly realised soul he is worshipped b'cos his good deeds.His biography is written by Rishi valmiki, who himself was mantradrishta rishi.All the ancient manuscripts are preserved till date that itself is proof of continuity of civilisation of india. modern science says earth is 2 billion years old and As per vedas the age of present creation i.e earth is is one Arab 96 crore 8 lakhs 53 thousands and 2 years.This is 7th Manvantar and 28 Chaturyugi and the present Kaliyug has passed its time of 5002 years. Bhagwat Geeta shlok 8/17 also says about this fact. Manu Smriti shloka 1/64 to 1/80 also supports this fact.Till the period of mahabharat the kings , its subjects used to follow sanatan Dharma or vedic dharma.
further remains of dwarka are found by marinearchaeologist. to read further facts refer this scientific site. www.archaeologronline.net
by denying our past we can not achieve anything. learn to acknowledge truth