South Korean activists and their supporters gather for a peace festival near the Demilitarized Zone.

A new hiking trail and birdwatching facility opened up in South Korea this past November. DMZ Crane Peace Town created special birding cabins, and guides wilderness hikes north of the 38th parallel, near the DMZ, the fortified border with North Korea.

Any violation of the law is punishable by up to three years in prison or about 27,500 dollars in fine.