Would you buy a 104-year-old biscuit from Ernest Shackleton?

Ernest Shackleton earned his place in history as the leader of the ill-fated Endurance expedition, when he braved 920 miles of Antarctic waters to save his stranded crew. Now, for just $2500, you can commemorate Shackleton's heroic legacy...in biscuit form. » 9/18/11 7:00am 9/18/11 7:00am