The sewage treatment plant (9): primary settling tanks
Sounds recorded above the primary settling tank. It is one of four round tanks in which the last stage of mechanical treatment…

Tammerkoski is a channel of rapids in Tampere. In the video can be seen two bridges that crosses Tammerkoski.
First you will see in the year 1897–1900 built Satakunnansilta that crosses Tammerkoski from the north side of Hämeensilta. It is used by both vehicle traffic and pedestrians.
Patosilta is a dam of power station. It was introduced for pedestrians and cyclists in 2000. People have attached hundreds of love locks to the bridge railings, which also appears on the video.
In the sound file is heard the flowing Tammerkoski.
On the day the video was filmed was -20 °C. Tree branches and bridge rails are covered by frost flowers and steam rises from Tammerkoski to the cold air.
Video recorder, sound recorder, photographer: Laura Vaara
Sounds recorded above the primary settling tank. It is one of four round tanks in which the last stage of mechanical treatment…
The Iskra Eta 80 was first presented at Ljubljana's Electronics Fair in 1978 under the name of Olimpik. It was the work…
The mechanical train destination indicator probably dates back to the 1940s and displayed information about the destinations of arriving and departing trains…
Recording from under the James Kay engine, also known as the Dancers End engine, takes its name from Lord Rothschild's estate at…