Ha Long Bay is one of the seven natural wonders of the world

ai dịch giúp tui cách đọc bài này với kiểu hello -> he lô 
Ha Long Bay is one of the seven natural wonders of the world. It is located in Ha Long city, Quang Ninh province in northern Vietnam. From Hanoi to Ha Long city is about 200 km. So you spend 4 hours traveling there by car. If budget is not an issue, you can also take advantage of the hour-long helicopter transfer service. The ideal season to visit Ha Long Bay is summer when the weather is warm and sunny. There are many beautiful caves and islands in Ha Long so you have to take a boat and go sightseeing. You can enjoy water sports here such as swimming, sailing and windsurfing. Furthermore, the seafood is very fresh and delicious, you must try it at least once, especially the grilled squid. In short, Ha Long Bay is the ideal place to relax after hard working days.