The Pole, a double Olympic champion and a two-time world champion, was the fastest woman in the classic-technique race, which attracted almost 10,000 competitors on Saturday.
Kowalczyk finished the marathon in 3 hours, 6 minutes, 10.7 seconds, beating second-placed Kateřina Smutná of the Czech Republic by more than 3 minutes. Astrid Øyre Slind of Norway was the third-fastest woman, with a time of 3:10:05.4.
Meanwhile, Andreas Nygaard of Norway was the fastest man and won the marathon overall, clocking in at 2:33:13.6.
Wiecie co najbardziej marznie, gdy trzeba startować przy - 25 w lajkrowym ubranku i bieliźnie termoaktywnej?