Jenni starts this episode with a discussion of the creepy LA Cecil Hotel or Stay on Main, as it is currently known. This place has an unsettling history. What really happened to Elisa Lam? Karen looks at the Dakota Building in NYC. This is the location of the tragic death of John Lennon. The building houses a number of ghostly residents, including John. 

Sources:
http://www.the13thfloor.tv/2016/07/21/the-haunting-of-new-yorks-infamous-dakota-building/

https://allthatsinteresting.com/cecil-hotel-los-angeles

https://en.wikipedia.org/wiki/Cecil_Hotel_%28Los_Angeles%29