Despite being researched by scientists and investigators from all walks of life, Hoia Baciu forest still has many unsolved mysteries.
See also: The bone-chilling stories behind world-famous haunted houses.
Inside Transylvania: the world's most haunted forest
From specters and abductions to unexplained vanishings
TRAVEL Paranormal
What if we told you that Dracula's Bran Castle is not the spookiest site in Transylvania? If you get a kick out of paranormal activity, then you're in for a treat. In this gallery, we delve deep into the world's most haunted forest, and bring you facts that will send chills down your spine. Take a look.