Gorkhi-Terelj National Park (Mongolia) Russky Island (Vladivostok, Primorsky Krai, Russia) This week, the members are divided into two groups. With Jong-kook and Ji-hyo as the team leaders, each group goes to Russia and Mongolia, respectively. Tw... (more)o members will be exempted from going to the Labyrinth. Mission: Mongolia Team mission: Meet a descendant of Genghis Khan and milk 4L of sheep's milk. Russia Team mission: Catch a king crab and 10 different types of fish.