La mascotte d'alugha - Français - Sois ma voix!
Je suis Alan, la mascotte d'alugha! Sois ma voix!
LicenseDefault alugha License
More videos by this producer
The River Emscher was considered a "cesspool of the Ruhr": an open channel, extremely polluted with wastewater from coal mining and heavy industry and the feces of local residents. It is a sewage project of superlatives: 10 Herrenknecht-TBMs were used to build an efficient underground pipe and tunn