When your intrepid sister-in-law says, “We’re heading to shoot the aurora in the Yukon—unless you wimp out,” you go. Hello, Minus 50 degrees. Back View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize