NG Live!: The Power of Photography to Reveal

Photojournalist David Guttenfelder offers a glimpse inside North Korea's tightly controlled society, where the truth is rarely simple.

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.