No.
The first human visitors to the Antarctic continent didn't arrive until the early 1800s. It's too cold there to support any kind of life: there are no native or indigenous peoples on the continent.
Yes, and they have done so since prehistoric times.
People in India have swum since prehistoric times.
Yes, in prehistoric times they wrestled nude.
Nobody 'discovered' France. It is inhabited since prehistoric times.
"Prehistoric" times of a people end from the moment that written documention either by or about a people starts to surface.
People have known about the Atlantic Ocean since prehistoric times. No one knows when it was first recognized.
There have been gay people since prehistoric times. No one knows who the first gay person was.
lead has been known about since prehistoric times
People, especially the Atacameño tribe, have inhabited the desert since prehistoric times.
None
Boomerangs have been made by humans since prehistoric times.
The site of Madrid has been occupied since prehistoric times.