Not recommended for travelers with poor cardiovascular health
Suitable for all physical fitness levels
Ha Long Bay is so beautiful and it's crowded every day, especially in summer and weekends
Water is free on the bus. But follow up the policy of Halong bay administration about environment, they don't allow to bring plastic bottle water to the boat & visit spots. But tourists can bring multi-use bottle/ glass bottle/ thermos bottle...Or you can leave your plastic water bottle in your bag to pass the gate
Sometimes, you will see garbages on Ha Long Bay due to changes in flowing water and tides, garbages from other places come to to Ha Long Bay. Government, local people, travel companies... are trying their best to clean up Ha Long Bay