Nevertheless, the Mühlebach continues to be supplied with water: A new type of water scooping system pumps the water upwards and directs it into this tributary of the Zulg. Driven solely by hydropower ...

This is "Mr.Trash Wheel" – a water wheel in Baltimore that removes rubbish from the river. The water wheel is powered by the river's current, which lifts rubbish and debris from the water and ...