Terrifying True stories.

The Story: The unexplained death of Elisa Lam has been gone viral this month because of its bizarre circumstances. You can read a full rundown of what is known at Vigilant Citizen, but here are the key details. Early this year, a 21-year-old student named Elisa Lam was reported missing.

Her body was later discovered by a maintenance worker in one of the rooftop water tanks of Los Angeles' Cecil Hotel, after guests had complained about the water tasting funny.

Police found the above surveillance tape from the hotel's elevator, which may be some of Lam's final moments. You really have to watch it yourself to understand why it's been given so many the heebie jeebies and is inspiring paranormal activity theories. Keep in mind, no sign of alcohol or drug use were discovered in her autopsy.