Incheon, Healing, Heritage Gangwah Island Day Tour is located in the demilitarized zone on the outskirts of Seoul, UNESCO relics, mud seaside. From Seoul, you can reach Incheon Gangwah Island in 1 hour, which is the most recent North Korean observatory. Here you can see the farmers and towns of North Korea. Plus the UNESCO World Heritage Site Tomb and the Jianghua History Museum. Very historic.