Hundreds of Russian socialites made their debut at the 18th Vienna Charity Ball in Moscow on Saturday. The young debutantes, aged 16-23, wore stunning white gowns and tiaras at the traditional event held in the largest ballroom in Moscow - Gostiny Dvor - and were paired with a bachelor to dance the night away. The event has been known to feature the daughters of many of the Kremlin's ultra-rich elite ...