THE HISTORY CHANNEL HØJDEPUNKTER DECEMBER 2021
CITIES OF THE UNDERWORLD S4
Wednesdays from 15 December at 21:00
In major cities around the world today, skyscrapers loom overhead, taxis honk their horns and street vendors peddle their wares. But below lies city upon city - each with its fascinating and unknown history. This series will explore these layers, which are often hundreds of feet deep, and examine a city's ancient cisterns, dan