The nature experience pool in Niestetal-Sandershausen cleans its 2000 square meter basin without chemistry through a plant filter. Small fish swim in the water cascades, and occasionally a duck also spins its rounds.
The nature experience pool in Niestetal-Sandershausen cleans its 2000 square meter basin without chemistry through a plant filter. Small fish swim in the water cascades, and occasionally a duck also spins its rounds.