The Five Billion Pound Super Sewer (2018)
Following workers across the capital for three years as they race to build an enormous super sewer on time and on budget.
7.8
- First Air Date: 2018-07-17
- Last Air Date: 2018-07-31
- Total Seasons: 1
- Total Episodes: 3
- Episode Runtime: 60 min.
- Network:
BBC Two