Season finale. What lurks beneath the streets of London?
| Title | The Subterranean Terrors of the London Tombs |
|---|---|
| Genres | Documentary Mystery Talk |
| Release Date | 2017-12-15 |
| Episode Runtime | 00 Hours 30 Minutes |
| Season Number | 3 |
| Episode Number | 10 |
| Production Companies | BuzzFeed Studios |
