Welcome to the 79th Birkebeiner Ski Race! The Birkebeinerrennet is one of the oldest and most challenging races in the Worldloppet series with 16,500 participants. This cross-country course is 54 Km long and has to be skied using classic technique only. The start is at Rena; the finish is reached at the Birkebeineren area at Lillehammer, the famous stadium from the 1994 Olympic Games. All competitors must carry a backpack that weighs at least 3.5 kg. This backpack weight is supposed to mirror the weight of the baby who became the future king Häkon.