Mary Ann Winkowski has seen or perceived a wide spectrum of ghosts or spirits over the years.
https://www.coasttocoastam.com/guest/winkowski-mary-ann-6333
Of course some of these apparitions or entities aren't always of a benevolent nature.
https://www.maryannwinkowski.com/negative-energy
https://www.youtube.com/c/MaryAnnWinkowskiTheOriginalGhostWhisperer/videos
https://www.maryannwinkowski.com/copy-of-2021-video-library
https://desertshapes.blogspot.com/search?q=ghosts
https://paranormal-intersection.blogspot.com/search?q=ghosts