Published On Nov 7, 2011
Ha Long Bay is a UNESCO World Heritage Site, a popular travel destination, located in Quang Ninh province,
Thien Cung cave, located in Ha Long Bay is a recently discovered cave. It is of great beauty
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Ha Long Bay is a UNESCO World Heritage Site, a popular travel destination, located in Quang Ninh province,
Thien Cung cave, located in Ha Long Bay is a recently discovered cave. It is of great beauty
