Thousands of limestone islands scattered across emerald water, the sacred traces of dragons said to have plunged into the sea — Vietnam's finest natural wonder.
Ha Long Bay is famous for its thousands of limestone islands and cave-riddled peaks, and is a World Heritage Site.
The name Ha Long comes from Vietnamese legend: the Jade Emperor sent dragons to defend Vietnam, and as they plunged into the sea they spat out jewels that became the islands. Geologically these limestone islands formed about 500 million years ago, shaped by sea-level changes and erosion into today's scenery. It was first inscribed as a natural World Heritage Site in 1994 and extended in 2000 for its outstanding aesthetic value. Cruise tourism has grown rapidly, making it a cornerstone of Vietnam's visitor economy.
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