Zvuky Prahy / Sounds of Prague

Visitation of sedimentation tanks in complex of Old Sewage Cleaning Station in Bubeneč. There are 10 sedimentation tanks 90 meters long and 6 meters deep. There is amazing acoustics In the space just 4 meters under the ground. The length of the sound delay is about 12 seconds. You can hear the voice of sound artist Kanade and running water.