NG Live!: Cougars: From the Mountains to Hollywood

Wildlife photographer Steve Winter combines patience and groundbreaking technology to photograph North America's elusive and nocturnal big cat.

The National Geographic Live! series brings thought-provoking presentations by today’s leading explorers, scientists, photographers, and performing artists right to your YouTube feed. Each presentation is filmed in front of a live audience at National Geographic headquarters in Washington, D.C. New clips air every Monday.