Where Do You Learn About Ancient Indian Culture?

Our ancestors, who lived two thousand years ago, were very more primitive, primitive than what we are to day. So it's possible that our skill in chiselling rock, in carving rock, was something that was wabard once at the time,. and we have kind of lost that skill to day. The turks destroyed all our libraries and sities. And the europeans distorted our history even further. They tried to re engineer our society. I don't knowt how politics works. Okm master hitesh says, from where can we learn about ancient indian culture? You have to try and look up authentic sources.