UFOs and alien experiences

Robert Hastings and Bob Jacobs have an interesting book about the subject.
https://www.coasttocoastam.com/show/2019/11/17
Of course this is just one of a multitude of encounter books from various writers & researchers.
https://www.amazon.com/Confession-Hidden-Alien-Encounters-Revealed/dp/1695688856/ref=sr_1_1?qid=1574062689&refinements=p_27%3ARobert+Hastings&s=books&sr=1-1&text=Robert+Hastings

Dr. John Mack was intrigued as to who or what might be contacting some people.
https://www.pbs.org/wgbh/nova/aliens/johnmack.html

https://www.gaia.com/article/do-thousands-of-alien-abduction-accounts-add-up?


http://inexplicata.blogspot.com/2018/02/dominican-republic-ufo-and-alien.html
Is this world like someones laboratory or is is just of the many worlds that can sustain life?
http://inexplicata.blogspot.com/2011/09/highways-to-high-strangeness.html

If intelligent life has been around for the equivalent of thousands or even millions of years on other worlds, then this world would be a curiosity.

The visitations could also be from entities other dimensions or planes of cosmic existence. They might not all be of a benevolent nature.

Skinwalker Ranch Mysteries

Ryan P Burns is one of the many researchers & investigators looking into this phenomenon.
https://www.coasttocoastam.com/show/2019/11/16 ,

https://www.amazon.com/Skinwalker-Beyond-Ryan-Patrick-Burns/dp/1257946595 ,

https://www.thehighersidechats.com/ryan-patrick-burns-skinwalker-ranch-paranormal-portals-the-wolverine
The earth is over 4 billion years old so there has been plenty of time for various anomalies to take shape.
https://www.unexplained-mysteries.com/news/321716/skinwalker-ranch-outsmarted-investigators ,

http://www.skinwalkerranch.org Is this place some kind of an inter-dimensional portal?

https://mysteriousuniverse.org/2018/06/hunt-for-the-skinwalker-filmmaker-reveals-secrets-of-infamous-utah-ranch-dubbed-the-paranormal-disneyland

As with so many mysteries, all one can do is to gradually gather as much info on the subject as much a possible.
http://information-machine.blogspot.com/search?q=+Skinwalker+Ranch&x=9&y=12 ,

https://www.greatest-unsolved-mysteries.com/skinwalker-ranch.html ,

https://www.wired.com/story/inside-robert-bigelows-decades-long-obsession-with-ufos ,

https://www.deseret.com/2006/4/22/19949762/mysteries-of-ufo-ranch-in-spotlight

The Skinwalker Ranch could be one of a series of portals around the earth.
https://inexplicata.blogspot.com/search?q=portals