10. The Mothman Prophecies.
The Mothman Prophecies is a 2002 supernatural horror mystery film which is based on actual events which took place in Point Pleasant, West Virginia.
11. The Conjuring.
The Conjuring was also based on the true events which took place in Rhode Island to Roger Perron and his wife Carolyn in 1970. They claimed many creepy and supernatural activities took place to place during their 10-year stay in that house.
Prequel to the Conjuring, Annabelle was also based on a real doll which was said to be possessed by the spirit of a young child. The doll was with three friends in their apartment and it made their life a living hell.