A polar bear-style dip into the archive this week brings us to January 29, 2005: Fifteen years ago today. That’s the day we crunched through the snow-crusted grounds of Soldier Field to take this snap of the Chicago skyline.

A polar bear-style dip into the archive this week brings us to January 29, 2005: Fifteen years ago today. That’s the day we crunched through the snow-crusted grounds of Soldier Field to take this snap of the Chicago skyline.