Secrets of Underground London
Movie| Title | Secrets of Underground London |
| User score | 0 |
| Release date | May 21, 2014 |
| Genre | Documentary, History |
| Director | Gareth Sacala , Vicky Matthews |
| Production country | US |
| Run time | 54 min. |
Experts examine the ruins and relics hidden under London. Among them, a Roman amphitheater, ditches for victims of the black plague, bomb shelters and more.
