Halong Bay is a must to see place when travel to Vietnam, this bay is some 3 hours away from Hanoi (165km), a great place for cruise trip of 2days 1night.
Pictures of Halong bay and cruise trips in Vietnam family package tours:
This area is called Tip top area (Near the Ti Top beach that located at midle of Halong bay)
There is some floating villages where the fishing family lives (their home is built on a fish farms)
This a sail boat where people spend the night (for 2days 1night or 3 days 2night