Marc-André Leclerc climbs alone, far from the limelight. The free-spirited 23-year-old makes some of the boldest solo ascents in history. With no cameras and no margin for error, Leclerc's a... Read allMarc-André Leclerc climbs alone, far from the limelight. The free-spirited 23-year-old makes some of the boldest solo ascents in history. With no cameras and no margin for error, Leclerc's approach is the essence of solo adventure.Marc-André Leclerc climbs alone, far from the limelight. The free-spirited 23-year-old makes some of the boldest solo ascents in history. With no cameras and no margin for error, Leclerc's approach is the essence of solo adventure.