Halong Bay is the number 1, limestone island,969 Island emerged from the sea surface on the top of each island has many trees is a dense island has a cave is a large cave in the Bay area is the largest Cave wooden pillars or Previous Name that Grotte des Merveilles,The 19th century in the cave contains a wide hole in a 3 hole has a large stalagmite and stalactite and stalagmite formations.
การแปล กรุณารอสักครู่..