Trung Trang is the largest valley on Cat Ba Island, with an area of about 300 hectares, 10 to 30 meters below sea level and 15 km northwest of Cat Ba town.
Trung Trang cave, the largest valley in Cat Ba island, is not only a famous cave with many beautiful stalagmites but also known by thousands of stalactite stones with many interesting shapes. Travel to Trung Trang cave in addition to admire the fantastic tectonic nature, visitors also imaginative to feel the mysterious beauty of the cave by their own way.
