Manjanggul Cave rock cave lava-Gu Government it has preserved a natural treasure of the nation last year 1970 and it is the scientific study of sources because the animals lived in the middle of the night.
Manjanggul Cave lava cave - it faded my government has reserved as a national natural treasure in 1970, and a scientific study. Since it is the residence of nocturnal animals.
Manjanggul Cave lava Cave - it's Zhang Gu. The government has reserved a natural treasure of the 1970 and source of Education Science Because it is the residence of the animals at night!