A Dangerous Zoo (Dark Tourism in South Korea's DMZ)

Since the end of the Korean War in 1953, the 250-kilometer long demilitarized zone has acted as a buffer between the North and South, separating profoundly different lifestyles, governments and populations. Today, dark tourism has become a roaring trade on both sides of the DMZ. Journalist Nick Hagan explores the icy cross-border relations and what a plan for reunification would really look like.