Watchers (ancient, alien race dedicated to watching other worlds)

Ancient Aliens: The Aliens Who Helped Ancient Cultures Survive (Season 9)

LightQuest: Your Guide to Seeing and by Andrew Collins

Upstanding people from all walks of life around the world have witnessed UFOs. Millions in fact have not only seen a UFO, but have undergone bizarre,

Alien Watchers: Ancient Gods

Watch Watchers, the Revelation Online

Astronomy: Everything you need to know

Reversing Hermon: Enoch, the Watchers, and the Forgotten Mission of Jesus Christ by Michael S. Heiser

Watcher (Character) - Comic Vine

The Watchers: Revelation (2013) - IMDb

Watcher (comics) - Wikipedia