Thien Cung Cave (Heavenly Cave) When you booking halong bay tours or halong bay cruises , one of place you must visit is Thien Cung Cave in HaLong Bay It is related to a legend the King Dragon. The legend had said that: After the King Dragon help our country to defeat the enemy, he came back its place. But unfortunately that year maked a drought and the people was poverty, so they came to pray the king supply the rain for drinking, planting trees, rice,... There were many people went but they didn't come back. Not afraid of danger, the couple went to pray the King Dragon. On the way they had a beautiful small girl. She grew up and more beautiful. Her name is May can be translated Cloudy. When miss May met the Prince of King Dragon, they fell in love with each other. And the wedding was held after a few days. In order to celebrate, there are many flying dragons loamed on the clouds. The wedding takes 7 days and 7 nights at the centre of cave. The dancing elephants...