Prince Siegfried sees a magnificent swan. As he takes aim, the swan turns into a beautiful woman, Princess Odette. Bolshoi Ballet’s Sergei Radchenko, now artistic director of the Russian National Ballet Theatre, brings one of the world’s most technically demanding ballets to life in “Swan Lake.” Featuring icontic scenes, the ethereal beauty of the corps de ballet and Tchaikovsky’s magical masterpiece, the ballet tells the timeless tale of love’s triumph over evil.