Among the Koguryo tombs identified in Democratic People’s Republic of Korea, 63 individual tombs including 16 tombs with wall paintings are included in the inscribed property. The Complex of Koguryo Tombs is a serial property and includes several groups and individual tombs situated mainly at the foot of mountains and some in villages. The Complex of Koguryo Tombs represents an exceptional testimony to the Koguryo culture, its burial customs, daily life and beliefs. Criterion (i): The wall paintings of the Koguryo tombs are masterpieces of the culture and period of the Koguryo kingdom; the construction of the tombs demonstrates ingenious engineering solutions. The tombs represent the full typology of Koguryo tombs from the later kingdom and together with the wall paintings represent among the only remains of the now-vanished Koguryo culture.