overview opening hours about the place A man-made water reservoir built right next to the Berounka River has a natural filtration system, where the water is cleansed by bioactive zones without resorting to chemicals. more about the place opening hours may—september mon—sun 9:00—20:00 more about opening hours opening hours may—september mon—sun 9:00—20:00 swimming pool equipment paddling pool│non-swimming zone | artificial stream in the winter season (October—April) Kijukiju sauna refreshments sports equipment rental climbing wall opposite the swimming pool there are beach courts | football courts | volleyball│children’s playground in the summer season open according to the weather | out of season there are fun events indoor swimming pool 25—meter school swimming pool with 4 lanes and a relaxation area swimming for the public