Russia's First Lady Svetlana Medvedeva (R) takes part in the celebrations for Maslenitsa, or Pancake Week, at Kolomenskoye culture preserve in Moscow Feb 28, 2011. Millions of Russians have started celebrating Maslenitsa, which will last until Sunday, to mark the end of winter, which the Orthodox Church has said is a week of feasting before Lent.[Photo/Agencies]