Jill Jamieson is up for the challenge. Despite telling others she’s not an elite athlete, all would disagree when they learn she’s training to participate in the World Marathon Challenge taking place from Jan. 31 to Feb. 6. This event involves running seven marathons on seven continents in seven days.

And Jamieson, 56, hopes follow that feat by running in the North Pole Marathon in April. Completing the North Pole Marathon will earn her the coveted Marathon Grand Slam, which includes marathons on all seven continents plus the North Pole. Only a small number of runners complete it in a single year. Last year, just 116 men and 33 women joined the Marathon Grand Slam Club. Read More