Ivanské jezero
516 01 Rychnov nad Kněžnou
50°10'20"N 16°19'8"E (xx km)
383 m above sea level
The impounding solid quarry stone dam built in 1905 - 1910 serves for recreational purposes and as a protection against floods.
| Category | reservoir, technical monument |
|---|---|
| Date of construction | 1905 |