| Title | : | The Fascinating World of Deep Reservoir Lakes |
| Duration | : | 43 minutes, 58 seconds |
| Uploader | : | Free High-Quality Documentaries |
| Added On: | : | 10 March, 2023 |
| Views | : | 1.0M times |
| Likes | : | 0 |
| Source | : | YouTube |
Nowhere in Germany it rains as much as in the area of Bergisches Land, in North Rhine Westphalia. More than 130 years ago, people began to build dams - mainly for flood protection and as a drinking water reservoir. They all have one thing in common they c
