It was on June 16, 1913, that the Széchenyi Baths officially opened in Budapest. The largest medicinal bath and one of the largest public baths in Europe owes its existence to Vilmos Zsigmondy, a mining engineer. The hot-spring water in 'Szecska', provided by the Saint Stephen Well Nr. 2, has healed many. Which animals are lucky enouh to enjoy thermal bath supplied by the same water source, every day?
a. wild ducks swimming in the lake neary the builduing of Széchenyi Baths
b. the hippos at the Budapest Zoo
c. those dogs that are allowed to Szecska's special pet-pool