The swimming complex Diana is situated on the territory of the National Sports Complex Diana, which is part of the National Sports Base. The complex’s indoor swimming pool is used by the Swimming, Pentathlon, Triathlon and Water Polo Federations for training and competitions. It has a capacity of 500 people and 320 seating places on its grandstands. The pool is Olympic-sized, 50/20 m, with a depth of 2.8 m and 8 corridors. Its water temperature is 27 ° C all year round. Both professional athletes and all water sports enthusiasts have access to the pool. Beside the pool, on their disposal are also a gym, sauna, steam bath, jacuzzi and adjacent tennis courts. The three outdoor swimming pools of the complex are Olympic in size and have been in operation since 01.06. to 31.08. They have a filter installation, a jumping tower and two grandstands with a capacity of 2,500 people. An additional plus of the complex is the availability of shops and free parking.