You refer to millions of years ago several times.......is there any actual proof that man was making stone tools that long ago???? Possibly a few hundred thousand seems more likely. Enlighten me please. James Very nice Jim

Title?

You really need a better title on the video.

You can’t have pottery without ovens. Texas indigenous had pottery oven pits lined with rocks before Spanish or Latinx were here.

Very helpful to get an accurate history of Mesoamerica! Thanks so much for making and posting this!

Yay can’t wait to start the next semester

Good info. Could use more.

Kugo

What is the schedule? I live in Oceanside and I’m interested

environmental casualties and consequences.

Is streaming on Amazon the only place this can be purchased???

come back to Chicago jimmy

This looks great! Where can I purchase the full video?

Professional LIAR!! Good luck in HELL actors

He's funny :-)

Intense trailer, great work! I have seen all the docs on the salton Sea, but none anywhere close to being as motivating as this to save the sea. Thank you.

New River update from 4.2014: www.utsandiego.com/news/2014/apr/23/new-river-pollution-wetlands-mexicali-environment/4/?#article-copy