1 ወቅት
3 ክፍል
The Five Billion Pound Super Sewer
- አመት: 2018
- ሀገር: United Kingdom
- ዘውግ: Documentary
- ስቱዲዮ: BBC Two
- ቁልፍ ቃል: london, england, sewer, infrastructure, utilities
- ዳይሬክተር:
- ተዋንያን: Lee Ingleby