Documentaries
ETs Among Us 2: Our Alien Origins, Antarctica, Mars and Beyond
This sequel to the award-winning "ETs Among Us" covers uncharted territory: history of Antarctica and ongoing UFO connections, secret history of Mars and parallels with Moon and Antarctica, underwater ET bases, and our extraterrestrial origins. Award-winning researcher Linda Moulton Howe exposes shocking revelations of a secret Navy whistleblower.
See more (external link) 
https://www.amazon.com/ETs-Among-Us-Origins-Antarctica/dp/B07HN9F5LH