Offering an Aqua Centre with swimming pools and a gym, Hotel and Medical Centre Merkur is located in the spa resort Vrnjacka Banja The rooms and apartments have free wired internet The air-conditioned accommodation units feature cable TVs, balconies and bathrobes with slippers The spa town is situated in the Raska district of Serbia It offers the worlds only hot spring which is exactly 365 degrees Celsius, the temperature of the human body Besides benefiting from the numerous spa facilities on offer, guests of the Hotel Merkur can visit the Zica Monastery or the Sopocani Monastery with frescoes, which both date back to the 13th century