For Your Historians: Cities of the Underworld: Starting with Istanbul

[6Foot2]

Link: http://www.youtube.com/watch?v=yqUo9rvhY5I

 

Featuring rare location hi-definition footage, The History Channel shows a world filled with mysteries and secrets just below the ground we walk on. Full documentary playlist: 20 hours.

 

There are 27 episodes in the series starting at:

 

1. Cities of the Underworld - Istanbul

2. Cities of the Underworld - Scotland's Sin City

 

... through to...

 

26. Cities of the Underworld - Catacombs of Death

27. Cities of the Underworld - Secret Soviet Bases