Paranormal investigation shows have been a staple of reality television for decades. This sub-genre of reality television draws in all sorts of fans, from hardcore horror buffs to casual enjoyers of paranormal happenings. What makes the sub-genre stand out, though, is the extreme passion people have for uncovering the truth. Anything that investigates what may or may not be real is bound to draw the attention of even the most hardcore skeptics.
Source:https://www.cbr.com/best-paranormal-investigation-tv-shows-ranked/