Ha Long Bay is an unique natural heritage site in northern Vietnam near the Chinese border. It is about 200 kilometers from Hanoi to Ha Long city, so travelling by car is a popular choice. The thousands of islands with unusual shapes and many caves of this bay clusters to make a lively and mysterious world. There are many famous places in Ha Long Bay such as Thien Cung Cave, Me Cung Cave, Tuan Chau Island, … Moreover, you also have chances to take part in interesting activities. You can take Halong kayaking, visit the fishing villages or take an overnight Halong cuise. To sum up, Ha Long Bay is a best choice to relax after hard-working days.