overview opening hours admission This natural area for sports and recreational use recently reopened to the public after being revitalized. Visitors can enjoy a naturally filtered swimming lake with an area of 5,570 m2 in the shape of an irregular oval, up to 3.25 m deep in the swimming area and up to 1 m deep in the non-swimming area. Facilities include changing rooms, showers, toilets, a clubhouse, and refreshment stand. opening hours june mon—thu 10:00—19:00 fri 10:00—20:00 sat 9:00—20:00 sun 9:00—19:00 july—august mon—sun 9:00—20:00 september mon—fri 10:00—18:00 sat—sun 9:00—18:00 more about opening hours admission basic full day ticket 180 CZK reduced full day ticket 120 CZK family full day ticket 420 CZK více o vstupném admission basic full day ticket 180 CZK reduced full day ticket 120 CZK family full day ticket 420 CZK Admission fees in detail opening hours june mon—thu 10:00—19:00 fri 10:00—20:00 sat 9:00—20:00 sun 9:00—19:00 july—august mon—sun 9:00—20:00 september mon—fri 10:00—18:00 sat—sun 9:00—18:00