Lake Rusalka, situated close to the city centre, is an artificial body of water made by damming the Bogdanka River. Its surface area is almost 37 ha, while its average depth is nearly 2 metres. The lake is a recreation centre popular not only with anglers, who enjoy a wide variety of fish here (the zander, eel, pike, carp, etc.), but with holidaymakers as well. The Summer Sports and Recreation Centre, situated on the lake shore, is fully equipped with adequate facilites (a water slide, an aquatic equipment rental, a lifeguarded beach, etc.).