Winter is white in northern Minnesota, where ski, snowmobile trails along the Gunflint Trail lure winter adventurers
GRAND MARAIS, Minn. -- Gliding along the Old Logging Camp Trail on his skate skis, Jonathan Baumann coasted to a stop. He used a ski pole to point at a line of large paw prints in the snow.
"Wolf tracks," said Baumann, 22.
His sister, Brianna Baumann, 24, pulled up alongside...