The entire Halong Bay (included Halong Bay, Bai Tu Long Bay, Lan Ha Bay) is vast with an incredible number of islands and islets reaching to more than 3,000 in total and specifically 1,600 islands in Halong Bay itself. Its beauty is undeniable with majestic landscapes, turquoise water and cliffs with different shapes emerged all over the bay. It will become more charming when you know that this bay also offers a wealth of historical, geological and geomorphological values, like what BBC News has stated: “the rock formations, shaped and sculpted over 500 millions of years, hold invaluable clues to Earth’s past and future”…